28415465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 10533655

約数列:

[1, 5, 13, 23, 65, 83, 115, 229, 299, 415, 1079, 1145, 1495, 1909, 2977, 5267, 5395, 9545, 14885, 19007, 24817, 26335, 68471, 95035, 124085, 247091, 342355, 437161, 1235455, 2185805, 5683093, 28415465]

約数ペア:

[(1, 28415465), (5, 5683093), (13, 2185805), (23, 1235455), (65, 437161), (83, 342355), (115, 247091), (229, 124085), (299, 95035), (415, 68471), (1079, 26335), (1145, 24817), (1495, 19007), (1909, 14885), (2977, 9545), (5267, 5395)]