161855154

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1143

約数の個数: 48

約数和(自身を含む): 363377664

約数和(自身を除く): 201522510

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 431, 558, 673, 862, 1293, 1346, 2019, 2586, 3879, 4038, 6057, 7758, 12114, 13361, 20863, 26722, 40083, 41726, 62589, 80166, 120249, 125178, 187767, 240498, 290063, 375534, 580126, 870189, 1740378, 2610567, 5221134, 8991953, 17983906, 26975859, 53951718, 80927577, 161855154]

約数ペア:

[(1, 161855154), (2, 80927577), (3, 53951718), (6, 26975859), (9, 17983906), (18, 8991953), (31, 5221134), (62, 2610567), (93, 1740378), (186, 870189), (279, 580126), (431, 375534), (558, 290063), (673, 240498), (862, 187767), (1293, 125178), (1346, 120249), (2019, 80166), (2586, 62589), (3879, 41726), (4038, 40083), (6057, 26722), (7758, 20863), (12114, 13361)]