251585235

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{2239}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 478033920

約数和(自身を除く): 226448685

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 227, 495, 681, 1135, 2043, 2239, 2497, 3405, 6717, 7491, 10215, 11195, 12485, 20151, 22473, 24629, 33585, 37455, 73887, 100755, 112365, 123145, 221661, 369435, 508253, 1108305, 1524759, 2541265, 4574277, 5590783, 7623795, 16772349, 22871385, 27953915, 50317047, 83861745, 251585235]

約数ペア:

[(1, 251585235), (3, 83861745), (5, 50317047), (9, 27953915), (11, 22871385), (15, 16772349), (33, 7623795), (45, 5590783), (55, 4574277), (99, 2541265), (165, 1524759), (227, 1108305), (495, 508253), (681, 369435), (1135, 221661), (2043, 123145), (2239, 112365), (2497, 100755), (3405, 73887), (6717, 37455), (7491, 33585), (10215, 24629), (11195, 22473), (12485, 20151)]