61509915

素因数分解:

$3^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{997}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 109700160

約数和(自身を除く): 48190245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 457, 997, 1371, 2285, 2991, 4113, 4985, 6855, 8973, 12339, 14955, 20565, 26919, 44865, 61695, 134595, 455629, 1366887, 2278145, 4100661, 6834435, 12301983, 20503305, 61509915]

約数ペア:

[(1, 61509915), (3, 20503305), (5, 12301983), (9, 6834435), (15, 4100661), (27, 2278145), (45, 1366887), (135, 455629), (457, 134595), (997, 61695), (1371, 44865), (2285, 26919), (2991, 20565), (4113, 14955), (4985, 12339), (6855, 8973)]