38291981

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 49029120

約数和(自身を除く): 10737139

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 1279, 2303, 4277, 8953, 16627, 29939, 60113, 62671, 116389, 420791, 781469, 814723, 2945537, 5470283, 38291981]

約数ペア:

[(1, 38291981), (7, 5470283), (13, 2945537), (47, 814723), (49, 781469), (91, 420791), (329, 116389), (611, 62671), (637, 60113), (1279, 29939), (2303, 16627), (4277, 8953)]