28564758

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 67161600

約数和(自身を除く): 38596842

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 109, 138, 207, 211, 218, 327, 414, 422, 621, 633, 654, 981, 1242, 1266, 1899, 1962, 2507, 2943, 3798, 4853, 5014, 5697, 5886, 7521, 9706, 11394, 14559, 15042, 22563, 22999, 29118, 43677, 45126, 45998, 67689, 68997, 87354, 131031, 135378, 137994, 206991, 262062, 413982, 528977, 620973, 1057954, 1241946, 1586931, 3173862, 4760793, 9521586, 14282379, 28564758]

約数ペア:

[(1, 28564758), (2, 14282379), (3, 9521586), (6, 4760793), (9, 3173862), (18, 1586931), (23, 1241946), (27, 1057954), (46, 620973), (54, 528977), (69, 413982), (109, 262062), (138, 206991), (207, 137994), (211, 135378), (218, 131031), (327, 87354), (414, 68997), (422, 67689), (621, 45998), (633, 45126), (654, 43677), (981, 29118), (1242, 22999), (1266, 22563), (1899, 15042), (1962, 14559), (2507, 11394), (2943, 9706), (3798, 7521), (4853, 5886), (5014, 5697)]