25710153

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 42626880

約数和(自身を除く): 16916727

約数列:

[1, 3, 7, 21, 29, 37, 49, 87, 111, 147, 163, 203, 259, 489, 609, 777, 1073, 1141, 1421, 1813, 3219, 3423, 4263, 4727, 5439, 6031, 7511, 7987, 14181, 18093, 22533, 23961, 33089, 42217, 52577, 99267, 126651, 157731, 174899, 231623, 295519, 524697, 694869, 886557, 1224293, 3672879, 8570051, 25710153]

約数ペア:

[(1, 25710153), (3, 8570051), (7, 3672879), (21, 1224293), (29, 886557), (37, 694869), (49, 524697), (87, 295519), (111, 231623), (147, 174899), (163, 157731), (203, 126651), (259, 99267), (489, 52577), (609, 42217), (777, 33089), (1073, 23961), (1141, 22533), (1421, 18093), (1813, 14181), (3219, 7987), (3423, 7511), (4263, 6031), (4727, 5439)]