164855925

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18787}}^1$

素因数の和:18819

約数の個数: 48

約数和(自身を含む): 326159680

約数和(自身を除く): 161303755

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 8775, 18787, 56361, 93935, 169083, 244231, 281805, 469675, 507249, 732693, 845415, 1221155, 1409025, 2198079, 2536245, 3663465, 4227075, 6105775, 6594237, 10990395, 12681225, 18317325, 32971185, 54951975, 164855925]

約数ペア:

[(1, 164855925), (3, 54951975), (5, 32971185), (9, 18317325), (13, 12681225), (15, 10990395), (25, 6594237), (27, 6105775), (39, 4227075), (45, 3663465), (65, 2536245), (75, 2198079), (117, 1409025), (135, 1221155), (195, 845415), (225, 732693), (325, 507249), (351, 469675), (585, 281805), (675, 244231), (975, 169083), (1755, 93935), (2925, 56361), (8775, 18787)]