7875405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 14701440

約数和(自身を除く): 6826035

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 61, 95, 151, 171, 183, 285, 305, 453, 549, 755, 855, 915, 1159, 1359, 2265, 2745, 2869, 3477, 5795, 6795, 8607, 9211, 10431, 14345, 17385, 25821, 27633, 43035, 46055, 52155, 82899, 129105, 138165, 175009, 414495, 525027, 875045, 1575081, 2625135, 7875405]

約数ペア:

[(1, 7875405), (3, 2625135), (5, 1575081), (9, 875045), (15, 525027), (19, 414495), (45, 175009), (57, 138165), (61, 129105), (95, 82899), (151, 52155), (171, 46055), (183, 43035), (285, 27633), (305, 25821), (453, 17385), (549, 14345), (755, 10431), (855, 9211), (915, 8607), (1159, 6795), (1359, 5795), (2265, 3477), (2745, 2869)]