42739425

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 54

約数和(自身を含む): 79158066

約数和(自身を除く): 36418641

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 113, 123, 205, 225, 339, 369, 565, 615, 1017, 1025, 1681, 1695, 1845, 2825, 3075, 4633, 5043, 5085, 8405, 8475, 9225, 13899, 15129, 23165, 25215, 25425, 41697, 42025, 69495, 75645, 115825, 126075, 189953, 208485, 347475, 378225, 569859, 949765, 1042425, 1709577, 2849295, 4748825, 8547885, 14246475, 42739425]

約数ペア:

[(1, 42739425), (3, 14246475), (5, 8547885), (9, 4748825), (15, 2849295), (25, 1709577), (41, 1042425), (45, 949765), (75, 569859), (113, 378225), (123, 347475), (205, 208485), (225, 189953), (339, 126075), (369, 115825), (565, 75645), (615, 69495), (1017, 42025), (1025, 41697), (1681, 25425), (1695, 25215), (1845, 23165), (2825, 15129), (3075, 13899), (4633, 9225), (5043, 8475), (5085, 8405)]