247289364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16087}}^1$

素因数の和:16165

約数の個数: 72

約数和(自身を含む): 726147968

約数和(自身を除く): 478858604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 2196, 2562, 3843, 5124, 7686, 15372, 16087, 32174, 48261, 64348, 96522, 112609, 144783, 193044, 225218, 289566, 337827, 450436, 579132, 675654, 981307, 1013481, 1351308, 1962614, 2026962, 2943921, 3925228, 4053924, 5887842, 6869149, 8831763, 11775684, 13738298, 17663526, 20607447, 27476596, 35327052, 41214894, 61822341, 82429788, 123644682, 247289364]

約数ペア:

[(1, 247289364), (2, 123644682), (3, 82429788), (4, 61822341), (6, 41214894), (7, 35327052), (9, 27476596), (12, 20607447), (14, 17663526), (18, 13738298), (21, 11775684), (28, 8831763), (36, 6869149), (42, 5887842), (61, 4053924), (63, 3925228), (84, 2943921), (122, 2026962), (126, 1962614), (183, 1351308), (244, 1013481), (252, 981307), (366, 675654), (427, 579132), (549, 450436), (732, 337827), (854, 289566), (1098, 225218), (1281, 193044), (1708, 144783), (2196, 112609), (2562, 96522), (3843, 64348), (5124, 48261), (7686, 32174), (15372, 16087)]