28451976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1039}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 81868800

約数和(自身を除く): 53416824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 163, 168, 326, 489, 652, 978, 1039, 1141, 1304, 1956, 2078, 2282, 3117, 3423, 3912, 4156, 4564, 6234, 6846, 7273, 8312, 9128, 12468, 13692, 14546, 21819, 24936, 27384, 29092, 43638, 58184, 87276, 169357, 174552, 338714, 508071, 677428, 1016142, 1185499, 1354856, 2032284, 2370998, 3556497, 4064568, 4741996, 7112994, 9483992, 14225988, 28451976]

約数ペア:

[(1, 28451976), (2, 14225988), (3, 9483992), (4, 7112994), (6, 4741996), (7, 4064568), (8, 3556497), (12, 2370998), (14, 2032284), (21, 1354856), (24, 1185499), (28, 1016142), (42, 677428), (56, 508071), (84, 338714), (163, 174552), (168, 169357), (326, 87276), (489, 58184), (652, 43638), (978, 29092), (1039, 27384), (1141, 24936), (1304, 21819), (1956, 14546), (2078, 13692), (2282, 12468), (3117, 9128), (3423, 8312), (3912, 7273), (4156, 6846), (4564, 6234)]