420810879

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3271}}^1$

素因数の和:3391

約数の個数: 32

約数和(自身を含む): 616706560

約数和(自身を除く): 195895681

約数列:

[1, 3, 19, 37, 57, 61, 111, 183, 703, 1159, 2109, 2257, 3271, 3477, 6771, 9813, 42883, 62149, 121027, 128649, 186447, 199531, 363081, 598593, 2299513, 3791089, 6898539, 7382647, 11373267, 22147941, 140270293, 420810879]

約数ペア:

[(1, 420810879), (3, 140270293), (19, 22147941), (37, 11373267), (57, 7382647), (61, 6898539), (111, 3791089), (183, 2299513), (703, 598593), (1159, 363081), (2109, 199531), (2257, 186447), (3271, 128649), (3477, 121027), (6771, 62149), (9813, 42883)]