289295314

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^2$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 570710448

約数和(自身を除く): 281415134

約数列:

[1, 2, 7, 11, 14, 22, 43, 49, 77, 79, 86, 98, 154, 158, 301, 473, 539, 553, 602, 869, 946, 1078, 1106, 1738, 2107, 3311, 3397, 3871, 4214, 6083, 6241, 6622, 6794, 7742, 12166, 12482, 23177, 23779, 37367, 42581, 43687, 46354, 47558, 68651, 74734, 85162, 87374, 137302, 166453, 261569, 268363, 305809, 332906, 480557, 523138, 536726, 611618, 961114, 1830983, 1878541, 2951993, 3363899, 3661966, 3757082, 5903986, 6727798, 13149787, 20663951, 26299574, 41327902, 144647657, 289295314]

約数ペア:

[(1, 289295314), (2, 144647657), (7, 41327902), (11, 26299574), (14, 20663951), (22, 13149787), (43, 6727798), (49, 5903986), (77, 3757082), (79, 3661966), (86, 3363899), (98, 2951993), (154, 1878541), (158, 1830983), (301, 961114), (473, 611618), (539, 536726), (553, 523138), (602, 480557), (869, 332906), (946, 305809), (1078, 268363), (1106, 261569), (1738, 166453), (2107, 137302), (3311, 87374), (3397, 85162), (3871, 74734), (4214, 68651), (6083, 47558), (6241, 46354), (6622, 43687), (6794, 42581), (7742, 37367), (12166, 23779), (12482, 23177)]