139421128

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{947}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 327628800

約数和(自身を除く): 188207672

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 239, 308, 478, 616, 947, 956, 1673, 1894, 1912, 2629, 3346, 3788, 5258, 6629, 6692, 7576, 10417, 10516, 13258, 13384, 18403, 20834, 21032, 26516, 36806, 41668, 53032, 72919, 73612, 83336, 145838, 147224, 226333, 291676, 452666, 583352, 905332, 1584331, 1810664, 2489663, 3168662, 4979326, 6337324, 9958652, 12674648, 17427641, 19917304, 34855282, 69710564, 139421128]

約数ペア:

[(1, 139421128), (2, 69710564), (4, 34855282), (7, 19917304), (8, 17427641), (11, 12674648), (14, 9958652), (22, 6337324), (28, 4979326), (44, 3168662), (56, 2489663), (77, 1810664), (88, 1584331), (154, 905332), (239, 583352), (308, 452666), (478, 291676), (616, 226333), (947, 147224), (956, 145838), (1673, 83336), (1894, 73612), (1912, 72919), (2629, 53032), (3346, 41668), (3788, 36806), (5258, 26516), (6629, 21032), (6692, 20834), (7576, 18403), (10417, 13384), (10516, 13258)]