213982808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 461583360

約数和(自身を除く): 247600552

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 127, 136, 221, 254, 442, 508, 884, 953, 1016, 1651, 1768, 1906, 2159, 3302, 3812, 4318, 6604, 7624, 8636, 12389, 13208, 16201, 17272, 24778, 28067, 32402, 49556, 56134, 64804, 99112, 112268, 121031, 129608, 210613, 224536, 242062, 421226, 484124, 842452, 968248, 1573403, 1684904, 2057527, 3146806, 4115054, 6293612, 8230108, 12587224, 16460216, 26747851, 53495702, 106991404, 213982808]

約数ペア:

[(1, 213982808), (2, 106991404), (4, 53495702), (8, 26747851), (13, 16460216), (17, 12587224), (26, 8230108), (34, 6293612), (52, 4115054), (68, 3146806), (104, 2057527), (127, 1684904), (136, 1573403), (221, 968248), (254, 842452), (442, 484124), (508, 421226), (884, 242062), (953, 224536), (1016, 210613), (1651, 129608), (1768, 121031), (1906, 112268), (2159, 99112), (3302, 64804), (3812, 56134), (4318, 49556), (6604, 32402), (7624, 28067), (8636, 24778), (12389, 17272), (13208, 16201)]