28663245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3769}}^1$

素因数の和:3806

約数の個数: 36

約数和(自身を含む): 53812980

約数和(自身を除く): 25149735

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 3769, 7605, 11307, 18845, 33921, 48997, 56535, 146991, 169605, 244985, 440973, 636961, 734955, 1910883, 2204865, 3184805, 5732649, 9554415, 28663245]

約数ペア:

[(1, 28663245), (3, 9554415), (5, 5732649), (9, 3184805), (13, 2204865), (15, 1910883), (39, 734955), (45, 636961), (65, 440973), (117, 244985), (169, 169605), (195, 146991), (507, 56535), (585, 48997), (845, 33921), (1521, 18845), (2535, 11307), (3769, 7605)]