204579438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2801}}^1$

素因数の和:2897

約数の個数: 64

約数和(自身を含む): 490641408

約数和(自身を除く): 286061970

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 47, 74, 94, 111, 141, 222, 259, 282, 329, 518, 658, 777, 987, 1554, 1739, 1974, 2801, 3478, 5217, 5602, 8403, 10434, 12173, 16806, 19607, 24346, 36519, 39214, 58821, 73038, 103637, 117642, 131647, 207274, 263294, 310911, 394941, 621822, 725459, 789882, 921529, 1450918, 1843058, 2176377, 2764587, 4352754, 4870939, 5529174, 9741878, 14612817, 29225634, 34096573, 68193146, 102289719, 204579438]

約数ペア:

[(1, 204579438), (2, 102289719), (3, 68193146), (6, 34096573), (7, 29225634), (14, 14612817), (21, 9741878), (37, 5529174), (42, 4870939), (47, 4352754), (74, 2764587), (94, 2176377), (111, 1843058), (141, 1450918), (222, 921529), (259, 789882), (282, 725459), (329, 621822), (518, 394941), (658, 310911), (777, 263294), (987, 207274), (1554, 131647), (1739, 117642), (1974, 103637), (2801, 73038), (3478, 58821), (5217, 39214), (5602, 36519), (8403, 24346), (10434, 19607), (12173, 16806)]