1849312125

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{71471}}^1$

素因数の和:71515

約数の個数: 48

約数和(自身を含む): 3478685184

約数和(自身を除く): 1629373059

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 1035, 1125, 1725, 2875, 5175, 8625, 25875, 71471, 214413, 357355, 643239, 1072065, 1643833, 1786775, 3216195, 4931499, 5360325, 8219165, 8933875, 14794497, 16080975, 24657495, 26801625, 41095825, 73972485, 80404875, 123287475, 205479125, 369862425, 616437375, 1849312125]

約数ペア:

[(1, 1849312125), (3, 616437375), (5, 369862425), (9, 205479125), (15, 123287475), (23, 80404875), (25, 73972485), (45, 41095825), (69, 26801625), (75, 24657495), (115, 16080975), (125, 14794497), (207, 8933875), (225, 8219165), (345, 5360325), (375, 4931499), (575, 3216195), (1035, 1786775), (1125, 1643833), (1725, 1072065), (2875, 643239), (5175, 357355), (8625, 214413), (25875, 71471)]