128658376

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{631}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 302146560

約数和(自身を除く): 173488184

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 331, 616, 631, 662, 1262, 1324, 2317, 2524, 2648, 3641, 4417, 4634, 5048, 6941, 7282, 8834, 9268, 13882, 14564, 17668, 18536, 25487, 27764, 29128, 35336, 48587, 50974, 55528, 97174, 101948, 194348, 203896, 208861, 388696, 417722, 835444, 1462027, 1670888, 2297471, 2924054, 4594942, 5848108, 9189884, 11696216, 16082297, 18379768, 32164594, 64329188, 128658376]

約数ペア:

[(1, 128658376), (2, 64329188), (4, 32164594), (7, 18379768), (8, 16082297), (11, 11696216), (14, 9189884), (22, 5848108), (28, 4594942), (44, 2924054), (56, 2297471), (77, 1670888), (88, 1462027), (154, 835444), (308, 417722), (331, 388696), (616, 208861), (631, 203896), (662, 194348), (1262, 101948), (1324, 97174), (2317, 55528), (2524, 50974), (2648, 48587), (3641, 35336), (4417, 29128), (4634, 27764), (5048, 25487), (6941, 18536), (7282, 17668), (8834, 14564), (9268, 13882)]