120408561

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1861}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 216885760

約数和(自身を除く): 96477199

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 79, 91, 117, 237, 273, 553, 711, 819, 1027, 1659, 1861, 3081, 4977, 5583, 7189, 9243, 13027, 16749, 21567, 24193, 39081, 64701, 72579, 117243, 147019, 169351, 217737, 441057, 508053, 1029133, 1323171, 1524159, 1911247, 3087399, 5733741, 9262197, 13378729, 17201223, 40136187, 120408561]

約数ペア:

[(1, 120408561), (3, 40136187), (7, 17201223), (9, 13378729), (13, 9262197), (21, 5733741), (39, 3087399), (63, 1911247), (79, 1524159), (91, 1323171), (117, 1029133), (237, 508053), (273, 441057), (553, 217737), (711, 169351), (819, 147019), (1027, 117243), (1659, 72579), (1861, 64701), (3081, 39081), (4977, 24193), (5583, 21567), (7189, 16749), (9243, 13027)]