213145730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{4663}}^1$

素因数の和:5330

約数の個数: 32

約数和(自身を含む): 439236864

約数和(自身を除く): 226091134

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 653, 1306, 3265, 4571, 4663, 6530, 9142, 9326, 22855, 23315, 32641, 45710, 46630, 65282, 163205, 326410, 3044939, 6089878, 15224695, 21314573, 30449390, 42629146, 106572865, 213145730]

約数ペア:

[(1, 213145730), (2, 106572865), (5, 42629146), (7, 30449390), (10, 21314573), (14, 15224695), (35, 6089878), (70, 3044939), (653, 326410), (1306, 163205), (3265, 65282), (4571, 46630), (4663, 45710), (6530, 32641), (9142, 23315), (9326, 22855)]