18389661615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1366753}}^1$

素因数の和:1366800

約数の個数: 48

約数和(自身を含む): 35819888832

約数和(自身を除く): 17430227217

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 1366753, 4100259, 6833765, 12300777, 17767789, 20501295, 31435319, 53303367, 61503885, 88838945, 94305957, 157176595, 159910101, 266516835, 282917871, 408659147, 471529785, 799550505, 1225977441, 1414589355, 2043295735, 3677932323, 6129887205, 18389661615]

約数ペア:

[(1, 18389661615), (3, 6129887205), (5, 3677932323), (9, 2043295735), (13, 1414589355), (15, 1225977441), (23, 799550505), (39, 471529785), (45, 408659147), (65, 282917871), (69, 266516835), (115, 159910101), (117, 157176595), (195, 94305957), (207, 88838945), (299, 61503885), (345, 53303367), (585, 31435319), (897, 20501295), (1035, 17767789), (1495, 12300777), (2691, 6833765), (4485, 4100259), (13455, 1366753)]