7407075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 13499136

約数和(自身を除く): 6092061

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 107, 195, 213, 321, 325, 355, 535, 923, 975, 1065, 1391, 1605, 1775, 2675, 2769, 4173, 4615, 5325, 6955, 7597, 8025, 13845, 20865, 22791, 23075, 34775, 37985, 69225, 98761, 104325, 113955, 189925, 296283, 493805, 569775, 1481415, 2469025, 7407075]

約数ペア:

[(1, 7407075), (3, 2469025), (5, 1481415), (13, 569775), (15, 493805), (25, 296283), (39, 189925), (65, 113955), (71, 104325), (75, 98761), (107, 69225), (195, 37985), (213, 34775), (321, 23075), (325, 22791), (355, 20865), (535, 13845), (923, 8025), (975, 7597), (1065, 6955), (1391, 5325), (1605, 4615), (1775, 4173), (2675, 2769)]