40475331

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 66830400

約数和(自身を除く): 26355069

約数列:

[1, 3, 9, 13, 23, 39, 69, 89, 117, 169, 207, 267, 299, 507, 801, 897, 1157, 1521, 2047, 2197, 2691, 3471, 3887, 6141, 6591, 10413, 11661, 15041, 18423, 19773, 26611, 34983, 45123, 50531, 79833, 135369, 151593, 195533, 239499, 345943, 454779, 586599, 1037829, 1759797, 3113487, 4497259, 13491777, 40475331]

約数ペア:

[(1, 40475331), (3, 13491777), (9, 4497259), (13, 3113487), (23, 1759797), (39, 1037829), (69, 586599), (89, 454779), (117, 345943), (169, 239499), (207, 195533), (267, 151593), (299, 135369), (507, 79833), (801, 50531), (897, 45123), (1157, 34983), (1521, 26611), (2047, 19773), (2197, 18423), (2691, 15041), (3471, 11661), (3887, 10413), (6141, 6591)]