75420405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{88211}}^1$

素因数の和:88241

約数の個数: 24

約数和(自身を含む): 137610720

約数和(自身を除く): 62190315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 88211, 264633, 441055, 793899, 1323165, 1676009, 3969495, 5028027, 8380045, 15084081, 25140135, 75420405]

約数ペア:

[(1, 75420405), (3, 25140135), (5, 15084081), (9, 8380045), (15, 5028027), (19, 3969495), (45, 1676009), (57, 1323165), (95, 793899), (171, 441055), (285, 264633), (855, 88211)]