201278553

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1489}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 316404480

約数和(自身を除く): 115125927

約数列:

[1, 3, 7, 21, 41, 123, 157, 287, 471, 861, 1099, 1489, 3297, 4467, 6437, 10423, 19311, 31269, 45059, 61049, 135177, 183147, 233773, 427343, 701319, 1282029, 1636411, 4909233, 9584693, 28754079, 67092851, 201278553]

約数ペア:

[(1, 201278553), (3, 67092851), (7, 28754079), (21, 9584693), (41, 4909233), (123, 1636411), (157, 1282029), (287, 701319), (471, 427343), (861, 233773), (1099, 183147), (1489, 135177), (3297, 61049), (4467, 45059), (6437, 31269), (10423, 19311)]