204112839

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2957}}^1$

素因数の和:3159

約数の個数: 32

約数和(自身を含む): 329402880

約数和(自身を除く): 125290041

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 399, 519, 1211, 2957, 3287, 3633, 8871, 9861, 20699, 23009, 56183, 62097, 69027, 168549, 393281, 511561, 1179843, 1534683, 3580927, 9719659, 10742781, 29158977, 68037613, 204112839]

約数ペア:

[(1, 204112839), (3, 68037613), (7, 29158977), (19, 10742781), (21, 9719659), (57, 3580927), (133, 1534683), (173, 1179843), (399, 511561), (519, 393281), (1211, 168549), (2957, 69027), (3287, 62097), (3633, 56183), (8871, 23009), (9861, 20699)]