81049215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1831}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 140345856

約数和(自身を除く): 59296641

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 681, 1135, 1831, 2951, 3405, 5493, 8853, 9155, 14755, 23803, 27465, 44265, 71409, 119015, 357045, 415637, 1246911, 2078185, 5403281, 6234555, 16209843, 27016405, 81049215]

約数ペア:

[(1, 81049215), (3, 27016405), (5, 16209843), (13, 6234555), (15, 5403281), (39, 2078185), (65, 1246911), (195, 415637), (227, 357045), (681, 119015), (1135, 71409), (1831, 44265), (2951, 27465), (3405, 23803), (5493, 14755), (8853, 9155)]