83901428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 163511040

約数和(自身を除く): 79609612

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 157, 172, 239, 314, 478, 559, 628, 956, 1118, 2041, 2236, 3107, 4082, 6214, 6751, 8164, 10277, 12428, 13502, 20554, 27004, 37523, 41108, 75046, 87763, 133601, 150092, 175526, 267202, 351052, 487799, 534404, 975598, 1613489, 1951196, 3226978, 6453956, 20975357, 41950714, 83901428]

約数ペア:

[(1, 83901428), (2, 41950714), (4, 20975357), (13, 6453956), (26, 3226978), (43, 1951196), (52, 1613489), (86, 975598), (157, 534404), (172, 487799), (239, 351052), (314, 267202), (478, 175526), (559, 150092), (628, 133601), (956, 87763), (1118, 75046), (2041, 41108), (2236, 37523), (3107, 27004), (4082, 20554), (6214, 13502), (6751, 12428), (8164, 10277)]