28795590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10321}}^1$

素因数の和:10365

約数の個数: 48

約数和(自身を含む): 77291136

約数和(自身を除く): 48495546

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 10321, 20642, 30963, 51605, 61926, 92889, 103210, 154815, 185778, 309630, 319951, 464445, 639902, 928890, 959853, 1599755, 1919706, 2879559, 3199510, 4799265, 5759118, 9598530, 14397795, 28795590]

約数ペア:

[(1, 28795590), (2, 14397795), (3, 9598530), (5, 5759118), (6, 4799265), (9, 3199510), (10, 2879559), (15, 1919706), (18, 1599755), (30, 959853), (31, 928890), (45, 639902), (62, 464445), (90, 319951), (93, 309630), (155, 185778), (186, 154815), (279, 103210), (310, 92889), (465, 61926), (558, 51605), (930, 30963), (1395, 20642), (2790, 10321)]