1285890273381

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{3113483}}^1$

素因数の和:3113841

約数の個数: 32

約数和(自身を含む): 1994223863808

約数和(自身を除く): 708333590427

約数列:

[1, 3, 7, 21, 71, 213, 277, 497, 831, 1491, 1939, 5817, 19667, 59001, 137669, 413007, 3113483, 9340449, 21794381, 65383143, 221057293, 663171879, 862434791, 1547401051, 2587304373, 4642203153, 6037043537, 18111130611, 61232870161, 183698610483, 428630091127, 1285890273381]

約数ペア:

[(1, 1285890273381), (3, 428630091127), (7, 183698610483), (21, 61232870161), (71, 18111130611), (213, 6037043537), (277, 4642203153), (497, 2587304373), (831, 1547401051), (1491, 862434791), (1939, 663171879), (5817, 221057293), (19667, 65383143), (59001, 21794381), (137669, 9340449), (413007, 3113483)]