3875949

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 7682688

約数和(自身を除く): 3806739

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 47, 49, 51, 63, 77, 99, 119, 141, 147, 153, 187, 231, 329, 357, 423, 441, 517, 539, 561, 693, 799, 833, 987, 1071, 1309, 1551, 1617, 1683, 2303, 2397, 2499, 2961, 3619, 3927, 4653, 4851, 5593, 6909, 7191, 7497, 8789, 9163, 10857, 11781, 16779, 20727, 25333, 26367, 27489, 32571, 39151, 50337, 61523, 75999, 79101, 82467, 117453, 184569, 227997, 352359, 430661, 553707, 1291983, 3875949]

約数ペア:

[(1, 3875949), (3, 1291983), (7, 553707), (9, 430661), (11, 352359), (17, 227997), (21, 184569), (33, 117453), (47, 82467), (49, 79101), (51, 75999), (63, 61523), (77, 50337), (99, 39151), (119, 32571), (141, 27489), (147, 26367), (153, 25333), (187, 20727), (231, 16779), (329, 11781), (357, 10857), (423, 9163), (441, 8789), (517, 7497), (539, 7191), (561, 6909), (693, 5593), (799, 4851), (833, 4653), (987, 3927), (1071, 3619), (1309, 2961), (1551, 2499), (1617, 2397), (1683, 2303)]