13126905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1153}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 25923456

約数和(自身を除く): 12796551

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1153, 1265, 2277, 3459, 3795, 5765, 10377, 11385, 12683, 17295, 26519, 38049, 51885, 63415, 79557, 114147, 132595, 190245, 238671, 291709, 397785, 570735, 875127, 1193355, 1458545, 2625381, 4375635, 13126905]

約数ペア:

[(1, 13126905), (3, 4375635), (5, 2625381), (9, 1458545), (11, 1193355), (15, 875127), (23, 570735), (33, 397785), (45, 291709), (55, 238671), (69, 190245), (99, 132595), (115, 114147), (165, 79557), (207, 63415), (253, 51885), (345, 38049), (495, 26519), (759, 17295), (1035, 12683), (1153, 11385), (1265, 10377), (2277, 5765), (3459, 3795)]