2507988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 6796160

約数和(自身を除く): 4288172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 409, 438, 511, 818, 876, 1022, 1227, 1533, 1636, 2044, 2454, 2863, 3066, 4908, 5726, 6132, 8589, 11452, 17178, 29857, 34356, 59714, 89571, 119428, 179142, 208999, 358284, 417998, 626997, 835996, 1253994, 2507988]

約数ペア:

[(1, 2507988), (2, 1253994), (3, 835996), (4, 626997), (6, 417998), (7, 358284), (12, 208999), (14, 179142), (21, 119428), (28, 89571), (42, 59714), (73, 34356), (84, 29857), (146, 17178), (219, 11452), (292, 8589), (409, 6132), (438, 5726), (511, 4908), (818, 3066), (876, 2863), (1022, 2454), (1227, 2044), (1533, 1636)]