145965981

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1091}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 233146368

約数和(自身を除く): 87180387

約数列:

[1, 3, 7, 21, 23, 69, 161, 277, 483, 831, 1091, 1939, 3273, 5817, 6371, 7637, 19113, 22911, 25093, 44597, 75279, 133791, 175651, 302207, 526953, 906621, 2115449, 6346347, 6950761, 20852283, 48655327, 145965981]

約数ペア:

[(1, 145965981), (3, 48655327), (7, 20852283), (21, 6950761), (23, 6346347), (69, 2115449), (161, 906621), (277, 526953), (483, 302207), (831, 175651), (1091, 133791), (1939, 75279), (3273, 44597), (5817, 25093), (6371, 22911), (7637, 19113)]