3818025

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 6963840

約数和(自身を除く): 3145815

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 239, 355, 639, 717, 1065, 1195, 1775, 2151, 3195, 3585, 5325, 5975, 10755, 15975, 16969, 17925, 50907, 53775, 84845, 152721, 254535, 424225, 763605, 1272675, 3818025]

約数ペア:

[(1, 3818025), (3, 1272675), (5, 763605), (9, 424225), (15, 254535), (25, 152721), (45, 84845), (71, 53775), (75, 50907), (213, 17925), (225, 16969), (239, 15975), (355, 10755), (639, 5975), (717, 5325), (1065, 3585), (1195, 3195), (1775, 2151)]