1285193505

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{8887}}^1$

素因数の和:9237

約数の個数: 32

約数和(自身を含む): 2129707008

約数和(自身を除く): 844513503

約数列:

[1, 3, 5, 15, 31, 93, 155, 311, 465, 933, 1555, 4665, 8887, 9641, 26661, 28923, 44435, 48205, 133305, 144615, 275497, 826491, 1377485, 2763857, 4132455, 8291571, 13819285, 41457855, 85679567, 257038701, 428397835, 1285193505]

約数ペア:

[(1, 1285193505), (3, 428397835), (5, 257038701), (15, 85679567), (31, 41457855), (93, 13819285), (155, 8291571), (311, 4132455), (465, 2763857), (933, 1377485), (1555, 826491), (4665, 275497), (8887, 144615), (9641, 133305), (26661, 48205), (28923, 44435)]