257492172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{29761}}^1$

素因数の和:29878

約数の個数: 48

約数和(自身を含む): 693335552

約数和(自身を除く): 435843380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 618, 721, 1236, 1442, 2163, 2884, 4326, 8652, 29761, 59522, 89283, 119044, 178566, 208327, 357132, 416654, 624981, 833308, 1249962, 2499924, 3065383, 6130766, 9196149, 12261532, 18392298, 21457681, 36784596, 42915362, 64373043, 85830724, 128746086, 257492172]

約数ペア:

[(1, 257492172), (2, 128746086), (3, 85830724), (4, 64373043), (6, 42915362), (7, 36784596), (12, 21457681), (14, 18392298), (21, 12261532), (28, 9196149), (42, 6130766), (84, 3065383), (103, 2499924), (206, 1249962), (309, 833308), (412, 624981), (618, 416654), (721, 357132), (1236, 208327), (1442, 178566), (2163, 119044), (2884, 89283), (4326, 59522), (8652, 29761)]