277208814832

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{991}}^1\times {\mathrm{406579}}^1$

素因数の和:407621

約数の個数: 40

約数和(自身を含む): 550138519040

約数和(自身を除く): 272929704208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 991, 1982, 3964, 7928, 15856, 42613, 85226, 170452, 340904, 406579, 681808, 813158, 1626316, 3252632, 6505264, 17482897, 34965794, 69931588, 139863176, 279726352, 402919789, 805839578, 1611679156, 3223358312, 6446716624, 17325550927, 34651101854, 69302203708, 138604407416, 277208814832]

約数ペア:

[(1, 277208814832), (2, 138604407416), (4, 69302203708), (8, 34651101854), (16, 17325550927), (43, 6446716624), (86, 3223358312), (172, 1611679156), (344, 805839578), (688, 402919789), (991, 279726352), (1982, 139863176), (3964, 69931588), (7928, 34965794), (15856, 17482897), (42613, 6505264), (85226, 3252632), (170452, 1626316), (340904, 813158), (406579, 681808)]