426228975

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{26681}}^1$

素因数の和:26768

約数の個数: 36

約数和(自身を含む): 774204912

約数和(自身を除く): 347975937

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 5325, 15975, 26681, 80043, 133405, 240129, 400215, 667025, 1200645, 1894351, 2001075, 5683053, 6003225, 9471755, 17049159, 28415265, 47358775, 85245795, 142076325, 426228975]

約数ペア:

[(1, 426228975), (3, 142076325), (5, 85245795), (9, 47358775), (15, 28415265), (25, 17049159), (45, 9471755), (71, 6003225), (75, 5683053), (213, 2001075), (225, 1894351), (355, 1200645), (639, 667025), (1065, 400215), (1775, 240129), (3195, 133405), (5325, 80043), (15975, 26681)]