268529079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{1013}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 441552384

約数和(自身を除く): 173023305

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 971, 1013, 2913, 3039, 6797, 7091, 12623, 13169, 20391, 21273, 37869, 39507, 88361, 92183, 265083, 276549, 983623, 2950869, 6885361, 12787099, 20656083, 38361297, 89509693, 268529079]

約数ペア:

[(1, 268529079), (3, 89509693), (7, 38361297), (13, 20656083), (21, 12787099), (39, 6885361), (91, 2950869), (273, 983623), (971, 276549), (1013, 265083), (2913, 92183), (3039, 88361), (6797, 39507), (7091, 37869), (12623, 21273), (13169, 20391)]