28721336

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9677}}^1$

素因数の和:9743

約数の個数: 32

約数和(自身を含む): 62713440

約数和(自身を除く): 33992104

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 9677, 19354, 38708, 67739, 77416, 135478, 270956, 512881, 541912, 1025762, 2051524, 3590167, 4103048, 7180334, 14360668, 28721336]

約数ペア:

[(1, 28721336), (2, 14360668), (4, 7180334), (7, 4103048), (8, 3590167), (14, 2051524), (28, 1025762), (53, 541912), (56, 512881), (106, 270956), (212, 135478), (371, 77416), (424, 67739), (742, 38708), (1484, 19354), (2968, 9677)]