209890226

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 450619200

約数和(自身を除く): 240728974

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 29, 38, 46, 49, 58, 91, 98, 133, 161, 169, 182, 203, 247, 266, 299, 322, 338, 377, 406, 437, 494, 551, 598, 637, 667, 754, 874, 931, 1102, 1127, 1183, 1274, 1334, 1421, 1729, 1862, 2093, 2254, 2366, 2639, 2842, 3059, 3211, 3458, 3857, 3887, 4186, 4669, 4901, 5278, 5681, 6118, 6422, 7163, 7714, 7774, 8281, 8671, 9338, 9802, 11362, 12103, 12673, 14326, 14651, 16562, 17342, 18473, 21413, 22477, 24206, 25346, 26999, 27209, 29302, 32683, 34307, 36946, 39767, 42826, 44954, 50141, 53998, 54418, 60697, 65366, 68614, 73853, 79534, 88711, 93119, 100282, 112723, 121394, 147706, 157339, 164749, 177422, 186238, 190463, 225446, 240149, 278369, 314678, 329498, 350987, 380926, 424879, 480298, 516971, 556738, 620977, 651833, 701974, 789061, 849758, 1033942, 1153243, 1241954, 1303666, 1578122, 2141737, 2306486, 3618797, 4283474, 4562831, 5523427, 7237594, 8072701, 9125662, 11046854, 14992159, 16145402, 29984318, 104945113, 209890226]

約数ペア:

[(1, 209890226), (2, 104945113), (7, 29984318), (13, 16145402), (14, 14992159), (19, 11046854), (23, 9125662), (26, 8072701), (29, 7237594), (38, 5523427), (46, 4562831), (49, 4283474), (58, 3618797), (91, 2306486), (98, 2141737), (133, 1578122), (161, 1303666), (169, 1241954), (182, 1153243), (203, 1033942), (247, 849758), (266, 789061), (299, 701974), (322, 651833), (338, 620977), (377, 556738), (406, 516971), (437, 480298), (494, 424879), (551, 380926), (598, 350987), (637, 329498), (667, 314678), (754, 278369), (874, 240149), (931, 225446), (1102, 190463), (1127, 186238), (1183, 177422), (1274, 164749), (1334, 157339), (1421, 147706), (1729, 121394), (1862, 112723), (2093, 100282), (2254, 93119), (2366, 88711), (2639, 79534), (2842, 73853), (3059, 68614), (3211, 65366), (3458, 60697), (3857, 54418), (3887, 53998), (4186, 50141), (4669, 44954), (4901, 42826), (5278, 39767), (5681, 36946), (6118, 34307), (6422, 32683), (7163, 29302), (7714, 27209), (7774, 26999), (8281, 25346), (8671, 24206), (9338, 22477), (9802, 21413), (11362, 18473), (12103, 17342), (12673, 16562), (14326, 14651)]