128514883973

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{28307}}^1$

素因数の和:28673

約数の個数: 32

約数和(自身を含む): 155097040896

約数和(自身を除く): 26582156923

約数列:

[1, 7, 23, 161, 163, 173, 1141, 1211, 3749, 3979, 26243, 27853, 28199, 28307, 197393, 198149, 648577, 651061, 4540039, 4557427, 4614041, 4897111, 32298287, 34279777, 106122943, 112633553, 742860601, 788434871, 798229093, 5587603651, 18359269139, 128514883973]

約数ペア:

[(1, 128514883973), (7, 18359269139), (23, 5587603651), (161, 798229093), (163, 788434871), (173, 742860601), (1141, 112633553), (1211, 106122943), (3749, 34279777), (3979, 32298287), (26243, 4897111), (27853, 4614041), (28199, 4557427), (28307, 4540039), (197393, 651061), (198149, 648577)]