56987307

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 60

約数和(自身を含む): 96720624

約数和(自身を除く): 39733317

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 169, 181, 207, 299, 351, 507, 543, 621, 897, 1053, 1521, 1629, 1863, 2353, 2691, 3887, 4163, 4563, 4887, 7059, 8073, 11661, 12489, 13689, 14661, 21177, 24219, 30589, 34983, 37467, 54119, 63531, 91767, 104949, 112401, 162357, 190593, 275301, 314847, 337203, 487071, 703547, 825903, 1461213, 2110641, 2477709, 4383639, 6331923, 18995769, 56987307]

約数ペア:

[(1, 56987307), (3, 18995769), (9, 6331923), (13, 4383639), (23, 2477709), (27, 2110641), (39, 1461213), (69, 825903), (81, 703547), (117, 487071), (169, 337203), (181, 314847), (207, 275301), (299, 190593), (351, 162357), (507, 112401), (543, 104949), (621, 91767), (897, 63531), (1053, 54119), (1521, 37467), (1629, 34983), (1863, 30589), (2353, 24219), (2691, 21177), (3887, 14661), (4163, 13689), (4563, 12489), (4887, 11661), (7059, 8073)]