28815678

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 65160576

約数和(自身を除く): 36344898

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 113, 186, 226, 279, 339, 457, 558, 678, 914, 1017, 1371, 2034, 2742, 3503, 4113, 7006, 8226, 10509, 14167, 21018, 28334, 31527, 42501, 51641, 63054, 85002, 103282, 127503, 154923, 255006, 309846, 464769, 929538, 1600871, 3201742, 4802613, 9605226, 14407839, 28815678]

約数ペア:

[(1, 28815678), (2, 14407839), (3, 9605226), (6, 4802613), (9, 3201742), (18, 1600871), (31, 929538), (62, 464769), (93, 309846), (113, 255006), (186, 154923), (226, 127503), (279, 103282), (339, 85002), (457, 63054), (558, 51641), (678, 42501), (914, 31527), (1017, 28334), (1371, 21018), (2034, 14167), (2742, 10509), (3503, 8226), (4113, 7006)]