72987165

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 133555968

約数和(自身を除く): 60568803

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 97, 115, 207, 291, 345, 485, 727, 873, 1035, 1455, 2181, 2231, 3635, 4365, 6543, 6693, 10905, 11155, 16721, 20079, 32715, 33465, 50163, 70519, 83605, 100395, 150489, 211557, 250815, 352595, 634671, 752445, 1057785, 1621937, 3173355, 4865811, 8109685, 14597433, 24329055, 72987165]

約数ペア:

[(1, 72987165), (3, 24329055), (5, 14597433), (9, 8109685), (15, 4865811), (23, 3173355), (45, 1621937), (69, 1057785), (97, 752445), (115, 634671), (207, 352595), (291, 250815), (345, 211557), (485, 150489), (727, 100395), (873, 83605), (1035, 70519), (1455, 50163), (2181, 33465), (2231, 32715), (3635, 20079), (4365, 16721), (6543, 11155), (6693, 10905)]