1277484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 2109396

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 431, 494, 741, 862, 988, 1293, 1482, 1724, 2586, 2964, 5172, 5603, 8189, 11206, 16378, 16809, 22412, 24567, 32756, 33618, 49134, 67236, 98268, 106457, 212914, 319371, 425828, 638742, 1277484]

約数ペア:

[(1, 1277484), (2, 638742), (3, 425828), (4, 319371), (6, 212914), (12, 106457), (13, 98268), (19, 67236), (26, 49134), (38, 33618), (39, 32756), (52, 24567), (57, 22412), (76, 16809), (78, 16378), (114, 11206), (156, 8189), (228, 5603), (247, 5172), (431, 2964), (494, 2586), (741, 1724), (862, 1482), (988, 1293)]