210141808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{983}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 421687296

約数和(自身を除く): 211545488

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 431, 496, 862, 983, 1724, 1966, 3448, 3932, 6896, 7864, 13361, 15728, 26722, 30473, 53444, 60946, 106888, 121892, 213776, 243784, 423673, 487568, 847346, 1694692, 3389384, 6778768, 13133863, 26267726, 52535452, 105070904, 210141808]

約数ペア:

[(1, 210141808), (2, 105070904), (4, 52535452), (8, 26267726), (16, 13133863), (31, 6778768), (62, 3389384), (124, 1694692), (248, 847346), (431, 487568), (496, 423673), (862, 243784), (983, 213776), (1724, 121892), (1966, 106888), (3448, 60946), (3932, 53444), (6896, 30473), (7864, 26722), (13361, 15728)]