252211905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22153}}^1$

素因数の和:22198

約数の個数: 48

約数和(自身を含む): 497667456

約数和(自身を除く): 245455551

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 3795, 11385, 22153, 66459, 110765, 199377, 243683, 332295, 509519, 731049, 996885, 1218415, 1528557, 2193147, 2547595, 3655245, 4585671, 5604709, 7642785, 10965735, 16814127, 22928355, 28023545, 50442381, 84070635, 252211905]

約数ペア:

[(1, 252211905), (3, 84070635), (5, 50442381), (9, 28023545), (11, 22928355), (15, 16814127), (23, 10965735), (33, 7642785), (45, 5604709), (55, 4585671), (69, 3655245), (99, 2547595), (115, 2193147), (165, 1528557), (207, 1218415), (253, 996885), (345, 731049), (495, 509519), (759, 332295), (1035, 243683), (1265, 199377), (2277, 110765), (3795, 66459), (11385, 22153)]