64778014

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 113654016

約数和(自身を除く): 48876002

約数列:

[1, 2, 7, 14, 83, 107, 166, 214, 521, 581, 749, 1042, 1162, 1498, 3647, 7294, 8881, 17762, 43243, 55747, 62167, 86486, 111494, 124334, 302701, 390229, 605402, 780458, 4627001, 9254002, 32389007, 64778014]

約数ペア:

[(1, 64778014), (2, 32389007), (7, 9254002), (14, 4627001), (83, 780458), (107, 605402), (166, 390229), (214, 302701), (521, 124334), (581, 111494), (749, 86486), (1042, 62167), (1162, 55747), (1498, 43243), (3647, 17762), (7294, 8881)]