131726511

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 223461888

約数和(自身を除く): 91735377

約数列:

[1, 3, 7, 9, 21, 61, 63, 151, 183, 227, 427, 453, 549, 681, 1057, 1281, 1359, 1589, 2043, 3171, 3843, 4767, 9211, 9513, 13847, 14301, 27633, 34277, 41541, 64477, 82899, 96929, 102831, 124623, 193431, 239939, 290787, 308493, 580293, 719817, 872361, 2090897, 2159451, 6272691, 14636279, 18818073, 43908837, 131726511]

約数ペア:

[(1, 131726511), (3, 43908837), (7, 18818073), (9, 14636279), (21, 6272691), (61, 2159451), (63, 2090897), (151, 872361), (183, 719817), (227, 580293), (427, 308493), (453, 290787), (549, 239939), (681, 193431), (1057, 124623), (1281, 102831), (1359, 96929), (1589, 82899), (2043, 64477), (3171, 41541), (3843, 34277), (4767, 27633), (9211, 14301), (9513, 13847)]