12903705

素因数分解:

$3^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 23394624

約数和(自身を除く): 10490919

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 151, 211, 405, 453, 633, 755, 1055, 1359, 1899, 2265, 3165, 4077, 5697, 6795, 9495, 12231, 17091, 20385, 28485, 31861, 61155, 85455, 95583, 159305, 286749, 477915, 860247, 1433745, 2580741, 4301235, 12903705]

約数ペア:

[(1, 12903705), (3, 4301235), (5, 2580741), (9, 1433745), (15, 860247), (27, 477915), (45, 286749), (81, 159305), (135, 95583), (151, 85455), (211, 61155), (405, 31861), (453, 28485), (633, 20385), (755, 17091), (1055, 12231), (1359, 9495), (1899, 6795), (2265, 5697), (3165, 4077)]