221233875

素因数分解:

$3^1\times 5^3\times {\mathrm{151}}^1\times {\mathrm{3907}}^1$

素因数の和:4076

約数の個数: 32

約数和(自身を含む): 370665984

約数和(自身を除く): 149432109

約数列:

[1, 3, 5, 15, 25, 75, 125, 151, 375, 453, 755, 2265, 3775, 3907, 11325, 11721, 18875, 19535, 56625, 58605, 97675, 293025, 488375, 589957, 1465125, 1769871, 2949785, 8849355, 14748925, 44246775, 73744625, 221233875]

約数ペア:

[(1, 221233875), (3, 73744625), (5, 44246775), (15, 14748925), (25, 8849355), (75, 2949785), (125, 1769871), (151, 1465125), (375, 589957), (453, 488375), (755, 293025), (2265, 97675), (3775, 58605), (3907, 56625), (11325, 19535), (11721, 18875)]