1291216652

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 2556153600

約数和(自身を除く): 1264936948

約数列:

[1, 2, 4, 11, 22, 44, 59, 103, 118, 121, 206, 236, 242, 412, 439, 484, 649, 878, 1133, 1298, 1756, 2266, 2596, 4532, 4829, 6077, 7139, 9658, 12154, 12463, 14278, 19316, 24308, 24926, 25901, 28556, 45217, 49852, 51802, 53119, 66847, 90434, 103604, 106238, 133694, 180868, 212476, 267388, 284911, 497387, 569822, 735317, 994774, 1139644, 1470634, 1989548, 2667803, 2941268, 3134021, 5335606, 5471257, 6268042, 10671212, 10942514, 12536084, 21885028, 29345833, 58691666, 117383332, 322804163, 645608326, 1291216652]

約数ペア:

[(1, 1291216652), (2, 645608326), (4, 322804163), (11, 117383332), (22, 58691666), (44, 29345833), (59, 21885028), (103, 12536084), (118, 10942514), (121, 10671212), (206, 6268042), (236, 5471257), (242, 5335606), (412, 3134021), (439, 2941268), (484, 2667803), (649, 1989548), (878, 1470634), (1133, 1139644), (1298, 994774), (1756, 735317), (2266, 569822), (2596, 497387), (4532, 284911), (4829, 267388), (6077, 212476), (7139, 180868), (9658, 133694), (12154, 106238), (12463, 103604), (14278, 90434), (19316, 66847), (24308, 53119), (24926, 51802), (25901, 49852), (28556, 45217)]