212543812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 418969600

約数和(自身を除く): 206425788

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 316, 403, 806, 1027, 1612, 1669, 2054, 2449, 3338, 4108, 4898, 6676, 9796, 21697, 31837, 43394, 51739, 63674, 86788, 103478, 127348, 131851, 206956, 263702, 527404, 672607, 1345214, 1714063, 2690428, 3428126, 4087381, 6856252, 8174762, 16349524, 53135953, 106271906, 212543812]

約数ペア:

[(1, 212543812), (2, 106271906), (4, 53135953), (13, 16349524), (26, 8174762), (31, 6856252), (52, 4087381), (62, 3428126), (79, 2690428), (124, 1714063), (158, 1345214), (316, 672607), (403, 527404), (806, 263702), (1027, 206956), (1612, 131851), (1669, 127348), (2054, 103478), (2449, 86788), (3338, 63674), (4108, 51739), (4898, 43394), (6676, 31837), (9796, 21697)]