549549

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 1083264

約数和(自身を除く): 533715

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 61, 63, 77, 91, 99, 117, 143, 183, 231, 273, 427, 429, 549, 671, 693, 793, 819, 1001, 1281, 1287, 2013, 2379, 3003, 3843, 4697, 5551, 6039, 7137, 8723, 9009, 14091, 16653, 26169, 42273, 49959, 61061, 78507, 183183, 549549]

約数ペア:

[(1, 549549), (3, 183183), (7, 78507), (9, 61061), (11, 49959), (13, 42273), (21, 26169), (33, 16653), (39, 14091), (61, 9009), (63, 8723), (77, 7137), (91, 6039), (99, 5551), (117, 4697), (143, 3843), (183, 3003), (231, 2379), (273, 2013), (427, 1287), (429, 1281), (549, 1001), (671, 819), (693, 793)]