128366854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1321}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 240625152

約数和(自身を除く): 112258298

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 631, 1262, 1321, 2642, 4417, 6941, 8834, 9247, 13882, 14531, 18494, 29062, 48587, 97174, 101717, 203434, 833551, 1667102, 5834857, 9169061, 11669714, 18338122, 64183427, 128366854]

約数ペア:

[(1, 128366854), (2, 64183427), (7, 18338122), (11, 11669714), (14, 9169061), (22, 5834857), (77, 1667102), (154, 833551), (631, 203434), (1262, 101717), (1321, 97174), (2642, 48587), (4417, 29062), (6941, 18494), (8834, 14531), (9247, 13882)]