8889420253

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{653}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 10447257600

約数和(自身を除く): 1557837347

約数列:

[1, 7, 79, 103, 239, 553, 653, 721, 1673, 4571, 8137, 18881, 24617, 51587, 56959, 67259, 132167, 156067, 172319, 361109, 470813, 1092469, 1944743, 5313461, 12329293, 13613201, 16074901, 37194227, 86305051, 112524307, 1269917179, 8889420253]

約数ペア:

[(1, 8889420253), (7, 1269917179), (79, 112524307), (103, 86305051), (239, 37194227), (553, 16074901), (653, 13613201), (721, 12329293), (1673, 5313461), (4571, 1944743), (8137, 1092469), (18881, 470813), (24617, 361109), (51587, 172319), (56959, 156067), (67259, 132167)]