187442745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{11981}}^1$

素因数の和:12145

約数の個数: 32

約数和(自身を含む): 345081600

約数和(自身を除く): 157638855

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 1043, 2235, 3129, 5215, 11981, 15645, 35943, 59905, 83867, 179715, 251601, 419335, 1258005, 1785169, 5355507, 8925845, 12496183, 26777535, 37488549, 62480915, 187442745]

約数ペア:

[(1, 187442745), (3, 62480915), (5, 37488549), (7, 26777535), (15, 12496183), (21, 8925845), (35, 5355507), (105, 1785169), (149, 1258005), (447, 419335), (745, 251601), (1043, 179715), (2235, 83867), (3129, 59905), (5215, 35943), (11981, 15645)]