831873313

素因数分解:

${\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 902851488

約数和(自身を除く): 70978175

約数列:

[1, 31, 41, 43, 491, 961, 1271, 1333, 1763, 15221, 20131, 21113, 39401, 41323, 54653, 471851, 624061, 654503, 865633, 1694243, 19345891, 20289593, 26834623, 831873313]

約数ペア:

[(1, 831873313), (31, 26834623), (41, 20289593), (43, 19345891), (491, 1694243), (961, 865633), (1271, 654503), (1333, 624061), (1763, 471851), (15221, 54653), (20131, 41323), (21113, 39401)]