216072890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{115547}}^1$

素因数の和:115582

約数の個数: 32

約数和(自身を含む): 449250624

約数和(自身を除く): 233177734

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 115547, 231094, 577735, 1155470, 1271017, 1964299, 2542034, 3928598, 6355085, 9821495, 12710170, 19642990, 21607289, 43214578, 108036445, 216072890]

約数ペア:

[(1, 216072890), (2, 108036445), (5, 43214578), (10, 21607289), (11, 19642990), (17, 12710170), (22, 9821495), (34, 6355085), (55, 3928598), (85, 2542034), (110, 1964299), (170, 1271017), (187, 1155470), (374, 577735), (935, 231094), (1870, 115547)]