201327005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1321}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 280983168

約数和(自身を除く): 79656163

約数列:

[1, 5, 11, 17, 55, 85, 163, 187, 815, 935, 1321, 1793, 2771, 6605, 8965, 13855, 14531, 22457, 30481, 72655, 112285, 152405, 215323, 247027, 1076615, 1235135, 2368553, 3660491, 11842765, 18302455, 40265401, 201327005]

約数ペア:

[(1, 201327005), (5, 40265401), (11, 18302455), (17, 11842765), (55, 3660491), (85, 2368553), (163, 1235135), (187, 1076615), (815, 247027), (935, 215323), (1321, 152405), (1793, 112285), (2771, 72655), (6605, 30481), (8965, 22457), (13855, 14531)]