15662151685

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{2441}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 19385768160

約数和(自身を除く): 3723616475

約数列:

[1, 5, 61, 109, 193, 305, 545, 965, 2441, 6649, 11773, 12205, 21037, 33245, 58865, 105185, 148901, 266069, 471113, 744505, 1283257, 1330345, 2355565, 6416285, 16230209, 28737893, 51351317, 81151045, 143689465, 256756585, 3132430337, 15662151685]

約数ペア:

[(1, 15662151685), (5, 3132430337), (61, 256756585), (109, 143689465), (193, 81151045), (305, 51351317), (545, 28737893), (965, 16230209), (2441, 6416285), (6649, 2355565), (11773, 1330345), (12205, 1283257), (21037, 744505), (33245, 471113), (58865, 266069), (105185, 148901)]