278727856

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{143971}}^1$

素因数の和:144001

約数の個数: 30

約数和(自身を含む): 593596556

約数和(自身を除く): 314868700

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 143971, 287942, 575884, 1151768, 1583681, 2303536, 3167362, 6334724, 12669448, 17420491, 25338896, 34840982, 69681964, 139363928, 278727856]

約数ペア:

[(1, 278727856), (2, 139363928), (4, 69681964), (8, 34840982), (11, 25338896), (16, 17420491), (22, 12669448), (44, 6334724), (88, 3167362), (121, 2303536), (176, 1583681), (242, 1151768), (484, 575884), (968, 287942), (1936, 143971)]