25247742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 56899584

約数和(自身を除く): 31651842

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 71, 78, 94, 97, 141, 142, 194, 213, 282, 291, 426, 582, 611, 923, 1222, 1261, 1833, 1846, 2522, 2769, 3337, 3666, 3783, 4559, 5538, 6674, 6887, 7566, 9118, 10011, 13677, 13774, 20022, 20661, 27354, 41322, 43381, 59267, 86762, 89531, 118534, 130143, 177801, 179062, 260286, 268593, 323689, 355602, 537186, 647378, 971067, 1942134, 4207957, 8415914, 12623871, 25247742]

約数ペア:

[(1, 25247742), (2, 12623871), (3, 8415914), (6, 4207957), (13, 1942134), (26, 971067), (39, 647378), (47, 537186), (71, 355602), (78, 323689), (94, 268593), (97, 260286), (141, 179062), (142, 177801), (194, 130143), (213, 118534), (282, 89531), (291, 86762), (426, 59267), (582, 43381), (611, 41322), (923, 27354), (1222, 20661), (1261, 20022), (1833, 13774), (1846, 13677), (2522, 10011), (2769, 9118), (3337, 7566), (3666, 6887), (3783, 6674), (4559, 5538)]