39890578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 74188800

約数和(自身を除く): 34298222

約数列:

[1, 2, 7, 13, 14, 26, 91, 149, 182, 298, 1043, 1471, 1937, 2086, 2942, 3874, 10297, 13559, 19123, 20594, 27118, 38246, 133861, 219179, 267722, 438358, 1534253, 2849327, 3068506, 5698654, 19945289, 39890578]

約数ペア:

[(1, 39890578), (2, 19945289), (7, 5698654), (13, 3068506), (14, 2849327), (26, 1534253), (91, 438358), (149, 267722), (182, 219179), (298, 133861), (1043, 38246), (1471, 27118), (1937, 20594), (2086, 19123), (2942, 13559), (3874, 10297)]