15678723494

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{1319}}^1$

素因数の和:1869

約数の個数: 64

約数和(自身を含む): 28283904000

約数和(自身を除く): 12605180506

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 449, 854, 898, 1319, 1891, 2638, 3143, 3782, 6286, 9233, 13237, 13919, 18466, 26474, 27389, 27838, 40889, 54778, 80459, 81778, 97433, 160918, 191723, 194866, 286223, 383446, 563213, 572446, 592231, 849059, 1126426, 1184462, 1698118, 2494229, 4145617, 4988458, 5943413, 8291234, 11886826, 17459603, 18359161, 34919206, 36126091, 36718322, 72252182, 128514127, 252882637, 257028254, 505765274, 1119908821, 2239817642, 7839361747, 15678723494]

約数ペア:

[(1, 15678723494), (2, 7839361747), (7, 2239817642), (14, 1119908821), (31, 505765274), (61, 257028254), (62, 252882637), (122, 128514127), (217, 72252182), (427, 36718322), (434, 36126091), (449, 34919206), (854, 18359161), (898, 17459603), (1319, 11886826), (1891, 8291234), (2638, 5943413), (3143, 4988458), (3782, 4145617), (6286, 2494229), (9233, 1698118), (13237, 1184462), (13919, 1126426), (18466, 849059), (26474, 592231), (27389, 572446), (27838, 563213), (40889, 383446), (54778, 286223), (80459, 194866), (81778, 191723), (97433, 160918)]