73181979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20177}}^1$

素因数の和:20227

約数の個数: 24

約数和(自身を含む): 117516672

約数和(自身を除く): 44334693

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 20177, 60531, 181593, 262301, 625487, 786903, 1876461, 2360709, 5629383, 8131331, 24393993, 73181979]

約数ペア:

[(1, 73181979), (3, 24393993), (9, 8131331), (13, 5629383), (31, 2360709), (39, 1876461), (93, 786903), (117, 625487), (279, 262301), (403, 181593), (1209, 60531), (3627, 20177)]