213021718

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{617}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 402421824

約数和(自身を除く): 189400106

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 271, 542, 617, 637, 1234, 1274, 1897, 3523, 3794, 4319, 7046, 8021, 8638, 13279, 16042, 24661, 26558, 30233, 49322, 56147, 60466, 112294, 167207, 172627, 334414, 345254, 393029, 786058, 1170449, 2173691, 2340898, 4347382, 8193143, 15215837, 16386286, 30431674, 106510859, 213021718]

約数ペア:

[(1, 213021718), (2, 106510859), (7, 30431674), (13, 16386286), (14, 15215837), (26, 8193143), (49, 4347382), (91, 2340898), (98, 2173691), (182, 1170449), (271, 786058), (542, 393029), (617, 345254), (637, 334414), (1234, 172627), (1274, 167207), (1897, 112294), (3523, 60466), (3794, 56147), (4319, 49322), (7046, 30233), (8021, 26558), (8638, 24661), (13279, 16042)]