1279802142

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{3457}}^1$

素因数の和:3753

約数の個数: 48

約数和(自身を含む): 2812681872

約数和(自身を除く): 1532879730

約数列:

[1, 2, 3, 6, 9, 18, 131, 157, 262, 314, 393, 471, 786, 942, 1179, 1413, 2358, 2826, 3457, 6914, 10371, 20567, 20742, 31113, 41134, 61701, 62226, 123402, 185103, 370206, 452867, 542749, 905734, 1085498, 1358601, 1628247, 2717202, 3256494, 4075803, 4884741, 8151606, 9769482, 71100119, 142200238, 213300357, 426600714, 639901071, 1279802142]

約数ペア:

[(1, 1279802142), (2, 639901071), (3, 426600714), (6, 213300357), (9, 142200238), (18, 71100119), (131, 9769482), (157, 8151606), (262, 4884741), (314, 4075803), (393, 3256494), (471, 2717202), (786, 1628247), (942, 1358601), (1179, 1085498), (1413, 905734), (2358, 542749), (2826, 452867), (3457, 370206), (6914, 185103), (10371, 123402), (20567, 62226), (20742, 61701), (31113, 41134)]