13858490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 11802310

約数列:

[1, 2, 5, 10, 71, 131, 142, 149, 262, 298, 355, 655, 710, 745, 1310, 1490, 9301, 10579, 18602, 19519, 21158, 39038, 46505, 52895, 93010, 97595, 105790, 195190, 1385849, 2771698, 6929245, 13858490]

約数ペア:

[(1, 13858490), (2, 6929245), (5, 2771698), (10, 1385849), (71, 195190), (131, 105790), (142, 97595), (149, 93010), (262, 52895), (298, 46505), (355, 39038), (655, 21158), (710, 19519), (745, 18602), (1310, 10579), (1490, 9301)]