1279356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 3292800

約数和(自身を除く): 2013444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 139, 156, 177, 236, 278, 354, 417, 556, 708, 767, 834, 1534, 1668, 1807, 2301, 3068, 3614, 4602, 5421, 7228, 8201, 9204, 10842, 16402, 21684, 24603, 32804, 49206, 98412, 106613, 213226, 319839, 426452, 639678, 1279356]

約数ペア:

[(1, 1279356), (2, 639678), (3, 426452), (4, 319839), (6, 213226), (12, 106613), (13, 98412), (26, 49206), (39, 32804), (52, 24603), (59, 21684), (78, 16402), (118, 10842), (139, 9204), (156, 8201), (177, 7228), (236, 5421), (278, 4602), (354, 3614), (417, 3068), (556, 2301), (708, 1807), (767, 1668), (834, 1534)]