12470745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 25017984

約数和(自身を除く): 12547239

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 47, 49, 57, 95, 105, 133, 141, 147, 235, 245, 285, 329, 361, 399, 665, 705, 735, 893, 931, 987, 1083, 1645, 1805, 1995, 2303, 2527, 2679, 2793, 4465, 4655, 4935, 5415, 6251, 6909, 7581, 11515, 12635, 13395, 13965, 16967, 17689, 18753, 31255, 34545, 37905, 43757, 50901, 53067, 84835, 88445, 93765, 118769, 131271, 218785, 254505, 265335, 356307, 593845, 656355, 831383, 1781535, 2494149, 4156915, 12470745]

約数ペア:

[(1, 12470745), (3, 4156915), (5, 2494149), (7, 1781535), (15, 831383), (19, 656355), (21, 593845), (35, 356307), (47, 265335), (49, 254505), (57, 218785), (95, 131271), (105, 118769), (133, 93765), (141, 88445), (147, 84835), (235, 53067), (245, 50901), (285, 43757), (329, 37905), (361, 34545), (399, 31255), (665, 18753), (705, 17689), (735, 16967), (893, 13965), (931, 13395), (987, 12635), (1083, 11515), (1645, 7581), (1805, 6909), (1995, 6251), (2303, 5415), (2527, 4935), (2679, 4655), (2793, 4465)]