81609642

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{677}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 182872872

約数和(自身を除く): 101263230

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 181, 222, 333, 362, 543, 666, 677, 1086, 1354, 1629, 2031, 3258, 4062, 6093, 6697, 12186, 13394, 20091, 25049, 40182, 50098, 60273, 75147, 120546, 122537, 150294, 225441, 245074, 367611, 450882, 735222, 1102833, 2205666, 4533869, 9067738, 13601607, 27203214, 40804821, 81609642]

約数ペア:

[(1, 81609642), (2, 40804821), (3, 27203214), (6, 13601607), (9, 9067738), (18, 4533869), (37, 2205666), (74, 1102833), (111, 735222), (181, 450882), (222, 367611), (333, 245074), (362, 225441), (543, 150294), (666, 122537), (677, 120546), (1086, 75147), (1354, 60273), (1629, 50098), (2031, 40182), (3258, 25049), (4062, 20091), (6093, 13394), (6697, 12186)]