15655926

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 37449216

約数和(自身を除く): 21793290

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 71, 78, 142, 143, 213, 257, 286, 426, 429, 514, 771, 781, 858, 923, 1542, 1562, 1846, 2343, 2769, 2827, 3341, 4686, 5538, 5654, 6682, 8481, 10023, 10153, 16962, 18247, 20046, 20306, 30459, 36494, 36751, 54741, 60918, 73502, 109482, 110253, 200717, 220506, 237211, 401434, 474422, 602151, 711633, 1204302, 1423266, 2609321, 5218642, 7827963, 15655926]

約数ペア:

[(1, 15655926), (2, 7827963), (3, 5218642), (6, 2609321), (11, 1423266), (13, 1204302), (22, 711633), (26, 602151), (33, 474422), (39, 401434), (66, 237211), (71, 220506), (78, 200717), (142, 110253), (143, 109482), (213, 73502), (257, 60918), (286, 54741), (426, 36751), (429, 36494), (514, 30459), (771, 20306), (781, 20046), (858, 18247), (923, 16962), (1542, 10153), (1562, 10023), (1846, 8481), (2343, 6682), (2769, 5654), (2827, 5538), (3341, 4686)]