12205125

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 23200320

約数和(自身を除く): 10995195

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 475, 571, 855, 1125, 1425, 1713, 2375, 2855, 4275, 5139, 7125, 8565, 10849, 14275, 21375, 25695, 32547, 42825, 54245, 71375, 97641, 128475, 162735, 214125, 271225, 488205, 642375, 813675, 1356125, 2441025, 4068375, 12205125]

約数ペア:

[(1, 12205125), (3, 4068375), (5, 2441025), (9, 1356125), (15, 813675), (19, 642375), (25, 488205), (45, 271225), (57, 214125), (75, 162735), (95, 128475), (125, 97641), (171, 71375), (225, 54245), (285, 42825), (375, 32547), (475, 25695), (571, 21375), (855, 14275), (1125, 10849), (1425, 8565), (1713, 7125), (2375, 5139), (2855, 4275)]