15988644

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{21149}}^1$

素因数の和:21169

約数の個数: 48

約数和(自身を含む): 47376000

約数和(自身を除く): 31387356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 21149, 42298, 63447, 84596, 126894, 148043, 190341, 253788, 296086, 380682, 444129, 571023, 592172, 761364, 888258, 1142046, 1332387, 1776516, 2284092, 2664774, 3997161, 5329548, 7994322, 15988644]

約数ペア:

[(1, 15988644), (2, 7994322), (3, 5329548), (4, 3997161), (6, 2664774), (7, 2284092), (9, 1776516), (12, 1332387), (14, 1142046), (18, 888258), (21, 761364), (27, 592172), (28, 571023), (36, 444129), (42, 380682), (54, 296086), (63, 253788), (84, 190341), (108, 148043), (126, 126894), (189, 84596), (252, 63447), (378, 42298), (756, 21149)]