47771775

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:814

約数の個数: 60

約数和(自身を含む): 91464384

約数和(自身を除く): 43692609

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 405, 465, 675, 761, 775, 837, 1395, 2025, 2283, 2325, 2511, 3805, 4185, 6849, 6975, 11415, 12555, 19025, 20547, 20925, 23591, 34245, 57075, 61641, 62775, 70773, 102735, 117955, 171225, 212319, 308205, 353865, 513675, 589775, 636957, 1061595, 1541025, 1769325, 1910871, 3184785, 5307975, 9554355, 15923925, 47771775]

約数ペア:

[(1, 47771775), (3, 15923925), (5, 9554355), (9, 5307975), (15, 3184785), (25, 1910871), (27, 1769325), (31, 1541025), (45, 1061595), (75, 636957), (81, 589775), (93, 513675), (135, 353865), (155, 308205), (225, 212319), (279, 171225), (405, 117955), (465, 102735), (675, 70773), (761, 62775), (775, 61641), (837, 57075), (1395, 34245), (2025, 23591), (2283, 20925), (2325, 20547), (2511, 19025), (3805, 12555), (4185, 11415), (6849, 6975)]