561521565

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{523}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 1104751296

約数和(自身を除く): 543229731

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 241, 297, 405, 495, 523, 723, 891, 1205, 1485, 1569, 2169, 2615, 2651, 3615, 4455, 4707, 5753, 6507, 7845, 7953, 10845, 13255, 14121, 17259, 19521, 23535, 23859, 28765, 32535, 39765, 42363, 51777, 70605, 71577, 86295, 97605, 119295, 126043, 155331, 211815, 214731, 258885, 357885, 378129, 465993, 630215, 776655, 1073655, 1134387, 1386473, 1890645, 2329965, 3403161, 4159419, 5671935, 6932365, 10209483, 12478257, 17015805, 20797095, 37434771, 51047415, 62391285, 112304313, 187173855, 561521565]

約数ペア:

[(1, 561521565), (3, 187173855), (5, 112304313), (9, 62391285), (11, 51047415), (15, 37434771), (27, 20797095), (33, 17015805), (45, 12478257), (55, 10209483), (81, 6932365), (99, 5671935), (135, 4159419), (165, 3403161), (241, 2329965), (297, 1890645), (405, 1386473), (495, 1134387), (523, 1073655), (723, 776655), (891, 630215), (1205, 465993), (1485, 378129), (1569, 357885), (2169, 258885), (2615, 214731), (2651, 211815), (3615, 155331), (4455, 126043), (4707, 119295), (5753, 97605), (6507, 86295), (7845, 71577), (7953, 70605), (10845, 51777), (13255, 42363), (14121, 39765), (17259, 32535), (19521, 28765), (23535, 23859)]