42617745

素因数分解:

$3^4\times 5^1\times {\mathrm{105229}}^1$

素因数の和:105246

約数の個数: 20

約数和(自身を含む): 76396980

約数和(自身を除く): 33779235

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 105229, 315687, 526145, 947061, 1578435, 2841183, 4735305, 8523549, 14205915, 42617745]

約数ペア:

[(1, 42617745), (3, 14205915), (5, 8523549), (9, 4735305), (15, 2841183), (27, 1578435), (45, 947061), (81, 526145), (135, 315687), (405, 105229)]