12908990

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 23901696

約数和(自身を除く): 10992706

約数列:

[1, 2, 5, 10, 83, 103, 151, 166, 206, 302, 415, 515, 755, 830, 1030, 1510, 8549, 12533, 15553, 17098, 25066, 31106, 42745, 62665, 77765, 85490, 125330, 155530, 1290899, 2581798, 6454495, 12908990]

約数ペア:

[(1, 12908990), (2, 6454495), (5, 2581798), (10, 1290899), (83, 155530), (103, 125330), (151, 85490), (166, 77765), (206, 62665), (302, 42745), (415, 31106), (515, 25066), (755, 17098), (830, 15553), (1030, 12533), (1510, 8549)]