61755615

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1097}}^1$

素因数の和:1253

約数の個数: 40

約数和(自身を含む): 111600720

約数和(自身を除く): 49845105

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 405, 417, 695, 1097, 1251, 2085, 3291, 3753, 5485, 6255, 9873, 11259, 16455, 18765, 29619, 49365, 56295, 88857, 148095, 152483, 444285, 457449, 762415, 1372347, 2287245, 4117041, 6861735, 12351123, 20585205, 61755615]

約数ペア:

[(1, 61755615), (3, 20585205), (5, 12351123), (9, 6861735), (15, 4117041), (27, 2287245), (45, 1372347), (81, 762415), (135, 457449), (139, 444285), (405, 152483), (417, 148095), (695, 88857), (1097, 56295), (1251, 49365), (2085, 29619), (3291, 18765), (3753, 16455), (5485, 11259), (6255, 9873)]