158091724

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 322914816

約数和(自身を除く): 164823092

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 281, 283, 284, 497, 562, 566, 994, 1124, 1132, 1967, 1981, 1988, 3934, 3962, 7868, 7924, 19951, 20093, 39902, 40186, 79523, 79804, 80372, 139657, 140651, 159046, 279314, 281302, 318092, 556661, 558628, 562604, 1113322, 2226644, 5646133, 11292266, 22584532, 39522931, 79045862, 158091724]

約数ペア:

[(1, 158091724), (2, 79045862), (4, 39522931), (7, 22584532), (14, 11292266), (28, 5646133), (71, 2226644), (142, 1113322), (281, 562604), (283, 558628), (284, 556661), (497, 318092), (562, 281302), (566, 279314), (994, 159046), (1124, 140651), (1132, 139657), (1967, 80372), (1981, 79804), (1988, 79523), (3934, 40186), (3962, 39902), (7868, 20093), (7924, 19951)]