2011145679

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{50363}}^1$

素因数の和:50421

約数の個数: 40

約数和(自身を含む): 3290783760

約数和(自身を除く): 1279638081

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 459, 493, 783, 1377, 1479, 2349, 4437, 13311, 39933, 50363, 151089, 453267, 856171, 1359801, 1460527, 2568513, 4079403, 4381581, 7705539, 13144743, 23116617, 24828959, 39434229, 69349851, 74486877, 118302687, 223460631, 670381893, 2011145679]

約数ペア:

[(1, 2011145679), (3, 670381893), (9, 223460631), (17, 118302687), (27, 74486877), (29, 69349851), (51, 39434229), (81, 24828959), (87, 23116617), (153, 13144743), (261, 7705539), (459, 4381581), (493, 4079403), (783, 2568513), (1377, 1460527), (1479, 1359801), (2349, 856171), (4437, 453267), (13311, 151089), (39933, 50363)]