29779875

素因数分解:

$3^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 54415296

約数和(自身を除く): 24635421

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 125, 225, 257, 309, 375, 515, 771, 927, 1125, 1285, 1545, 2313, 2575, 3855, 4635, 6425, 7725, 11565, 12875, 19275, 23175, 26471, 32125, 38625, 57825, 79413, 96375, 115875, 132355, 238239, 289125, 397065, 661775, 1191195, 1985325, 3308875, 5955975, 9926625, 29779875]

約数ペア:

[(1, 29779875), (3, 9926625), (5, 5955975), (9, 3308875), (15, 1985325), (25, 1191195), (45, 661775), (75, 397065), (103, 289125), (125, 238239), (225, 132355), (257, 115875), (309, 96375), (375, 79413), (515, 57825), (771, 38625), (927, 32125), (1125, 26471), (1285, 23175), (1545, 19275), (2313, 12875), (2575, 11565), (3855, 7725), (4635, 6425)]