209749644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3529}}^1$

素因数の和:3679

約数の個数: 72

約数和(自身を含む): 575644160

約数和(自身を除く): 365894516

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1143, 1524, 1651, 2286, 3302, 3529, 4572, 4953, 6604, 7058, 9906, 10587, 14116, 14859, 19812, 21174, 29718, 31761, 42348, 45877, 59436, 63522, 91754, 127044, 137631, 183508, 275262, 412893, 448183, 550524, 825786, 896366, 1344549, 1651572, 1792732, 2689098, 4033647, 5378196, 5826379, 8067294, 11652758, 16134588, 17479137, 23305516, 34958274, 52437411, 69916548, 104874822, 209749644]

約数ペア:

[(1, 209749644), (2, 104874822), (3, 69916548), (4, 52437411), (6, 34958274), (9, 23305516), (12, 17479137), (13, 16134588), (18, 11652758), (26, 8067294), (36, 5826379), (39, 5378196), (52, 4033647), (78, 2689098), (117, 1792732), (127, 1651572), (156, 1344549), (234, 896366), (254, 825786), (381, 550524), (468, 448183), (508, 412893), (762, 275262), (1143, 183508), (1524, 137631), (1651, 127044), (2286, 91754), (3302, 63522), (3529, 59436), (4572, 45877), (4953, 42348), (6604, 31761), (7058, 29718), (9906, 21174), (10587, 19812), (14116, 14859)]