2891028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 7798784

約数和(自身を除く): 4907756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 271, 381, 508, 542, 762, 813, 889, 1084, 1524, 1626, 1778, 1897, 2667, 3252, 3556, 3794, 5334, 5691, 7588, 10668, 11382, 22764, 34417, 68834, 103251, 137668, 206502, 240919, 413004, 481838, 722757, 963676, 1445514, 2891028]

約数ペア:

[(1, 2891028), (2, 1445514), (3, 963676), (4, 722757), (6, 481838), (7, 413004), (12, 240919), (14, 206502), (21, 137668), (28, 103251), (42, 68834), (84, 34417), (127, 22764), (254, 11382), (271, 10668), (381, 7588), (508, 5691), (542, 5334), (762, 3794), (813, 3556), (889, 3252), (1084, 2667), (1524, 1897), (1626, 1778)]