681007752

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{305111}}^1$

素因数の和:305154

約数の個数: 48

約数和(自身を含む): 1903898880

約数和(自身を除く): 1222891128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 305111, 610222, 915333, 1220444, 1830666, 2440888, 2745999, 3661332, 5491998, 7322664, 9458441, 10983996, 18916882, 21967992, 28375323, 37833764, 56750646, 75667528, 85125969, 113501292, 170251938, 227002584, 340503876, 681007752]

約数ペア:

[(1, 681007752), (2, 340503876), (3, 227002584), (4, 170251938), (6, 113501292), (8, 85125969), (9, 75667528), (12, 56750646), (18, 37833764), (24, 28375323), (31, 21967992), (36, 18916882), (62, 10983996), (72, 9458441), (93, 7322664), (124, 5491998), (186, 3661332), (248, 2745999), (279, 2440888), (372, 1830666), (558, 1220444), (744, 915333), (1116, 610222), (2232, 305111)]