2385855

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 4408272

約数和(自身を除く): 2022417

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 137, 215, 387, 405, 411, 645, 685, 1161, 1233, 1935, 2055, 3483, 3699, 5805, 5891, 6165, 11097, 17415, 17673, 18495, 29455, 53019, 55485, 88365, 159057, 265095, 477171, 795285, 2385855]

約数ペア:

[(1, 2385855), (3, 795285), (5, 477171), (9, 265095), (15, 159057), (27, 88365), (43, 55485), (45, 53019), (81, 29455), (129, 18495), (135, 17673), (137, 17415), (215, 11097), (387, 6165), (405, 5891), (411, 5805), (645, 3699), (685, 3483), (1161, 2055), (1233, 1935)]