27663405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 56567808

約数和(自身を除く): 28904403

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 43, 55, 77, 105, 129, 165, 215, 231, 301, 385, 473, 557, 645, 903, 1155, 1419, 1505, 1671, 2365, 2785, 3311, 3899, 4515, 6127, 7095, 8355, 9933, 11697, 16555, 18381, 19495, 23951, 30635, 42889, 49665, 58485, 71853, 91905, 119755, 128667, 167657, 214445, 263461, 359265, 502971, 643335, 790383, 838285, 1317305, 1844227, 2514855, 3951915, 5532681, 9221135, 27663405]

約数ペア:

[(1, 27663405), (3, 9221135), (5, 5532681), (7, 3951915), (11, 2514855), (15, 1844227), (21, 1317305), (33, 838285), (35, 790383), (43, 643335), (55, 502971), (77, 359265), (105, 263461), (129, 214445), (165, 167657), (215, 128667), (231, 119755), (301, 91905), (385, 71853), (473, 58485), (557, 49665), (645, 42889), (903, 30635), (1155, 23951), (1419, 19495), (1505, 18381), (1671, 16555), (2365, 11697), (2785, 9933), (3311, 8355), (3899, 7095), (4515, 6127)]