217117422

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 501253632

約数和(自身を除く): 284136210

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 127, 162, 173, 183, 254, 346, 366, 381, 519, 549, 762, 1038, 1098, 1143, 1557, 1647, 2286, 3114, 3294, 3429, 4671, 4941, 6858, 7747, 9342, 9882, 10287, 10553, 14013, 15494, 20574, 21106, 21971, 23241, 28026, 31659, 43942, 46482, 63318, 65913, 69723, 94977, 131826, 139446, 189954, 197739, 209169, 284931, 395478, 418338, 569862, 593217, 627507, 854793, 1186434, 1255014, 1340231, 1709586, 1779651, 2680462, 3559302, 4020693, 8041386, 12062079, 24124158, 36186237, 72372474, 108558711, 217117422]

約数ペア:

[(1, 217117422), (2, 108558711), (3, 72372474), (6, 36186237), (9, 24124158), (18, 12062079), (27, 8041386), (54, 4020693), (61, 3559302), (81, 2680462), (122, 1779651), (127, 1709586), (162, 1340231), (173, 1255014), (183, 1186434), (254, 854793), (346, 627507), (366, 593217), (381, 569862), (519, 418338), (549, 395478), (762, 284931), (1038, 209169), (1098, 197739), (1143, 189954), (1557, 139446), (1647, 131826), (2286, 94977), (3114, 69723), (3294, 65913), (3429, 63318), (4671, 46482), (4941, 43942), (6858, 31659), (7747, 28026), (9342, 23241), (9882, 21971), (10287, 21106), (10553, 20574), (14013, 15494)]