641765295

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{43613}}^1$

素因数の和:43736

約数の個数: 32

約数和(自身を含む): 1151409600

約数和(自身を除く): 509644305

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2943, 4905, 14715, 43613, 130839, 218065, 392517, 654195, 1177551, 1962585, 4753817, 5887755, 14261451, 23769085, 42784353, 71307255, 128353059, 213921765, 641765295]

約数ペア:

[(1, 641765295), (3, 213921765), (5, 128353059), (9, 71307255), (15, 42784353), (27, 23769085), (45, 14261451), (109, 5887755), (135, 4753817), (327, 1962585), (545, 1177551), (981, 654195), (1635, 392517), (2943, 218065), (4905, 130839), (14715, 43613)]