520001286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 1212879360

約数和(自身を除く): 692878074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 109, 194, 218, 291, 327, 582, 654, 679, 763, 1171, 1358, 1526, 2037, 2289, 2342, 3513, 4074, 4578, 7026, 8197, 10573, 16394, 21146, 24591, 31719, 49182, 63438, 74011, 113587, 127639, 148022, 222033, 227174, 255278, 340761, 382917, 444066, 681522, 765834, 795109, 893473, 1590218, 1786946, 2385327, 2680419, 4770654, 5360838, 12380983, 24761966, 37142949, 74285898, 86666881, 173333762, 260000643, 520001286]

約数ペア:

[(1, 520001286), (2, 260000643), (3, 173333762), (6, 86666881), (7, 74285898), (14, 37142949), (21, 24761966), (42, 12380983), (97, 5360838), (109, 4770654), (194, 2680419), (218, 2385327), (291, 1786946), (327, 1590218), (582, 893473), (654, 795109), (679, 765834), (763, 681522), (1171, 444066), (1358, 382917), (1526, 340761), (2037, 255278), (2289, 227174), (2342, 222033), (3513, 148022), (4074, 127639), (4578, 113587), (7026, 74011), (8197, 63438), (10573, 49182), (16394, 31719), (21146, 24591)]