201884319

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 378100800

約数和(自身を除く): 176216481

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 81, 91, 117, 183, 189, 273, 351, 427, 449, 549, 567, 793, 819, 1053, 1281, 1347, 1647, 2379, 2457, 3143, 3843, 4041, 4941, 5551, 5837, 7137, 7371, 9429, 11529, 12123, 16653, 17511, 21411, 27389, 28287, 34587, 36369, 40859, 49959, 52533, 64233, 82167, 84861, 122577, 149877, 157599, 191723, 246501, 254583, 356057, 367731, 449631, 472797, 575169, 739503, 1068171, 1103193, 1725507, 2218509, 2492399, 3204513, 3309579, 5176521, 7477197, 9613539, 15529563, 22431591, 28840617, 67294773, 201884319]

約数ペア:

[(1, 201884319), (3, 67294773), (7, 28840617), (9, 22431591), (13, 15529563), (21, 9613539), (27, 7477197), (39, 5176521), (61, 3309579), (63, 3204513), (81, 2492399), (91, 2218509), (117, 1725507), (183, 1103193), (189, 1068171), (273, 739503), (351, 575169), (427, 472797), (449, 449631), (549, 367731), (567, 356057), (793, 254583), (819, 246501), (1053, 191723), (1281, 157599), (1347, 149877), (1647, 122577), (2379, 84861), (2457, 82167), (3143, 64233), (3843, 52533), (4041, 49959), (4941, 40859), (5551, 36369), (5837, 34587), (7137, 28287), (7371, 27389), (9429, 21411), (11529, 17511), (12123, 16653)]