198362109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1231}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 305141760

約数和(自身を除く): 106779651

約数列:

[1, 3, 11, 19, 33, 57, 209, 257, 627, 771, 1231, 2827, 3693, 4883, 8481, 13541, 14649, 23389, 40623, 53713, 70167, 161139, 257279, 316367, 771837, 949101, 3480037, 6010973, 10440111, 18032919, 66120703, 198362109]

約数ペア:

[(1, 198362109), (3, 66120703), (11, 18032919), (19, 10440111), (33, 6010973), (57, 3480037), (209, 949101), (257, 771837), (627, 316367), (771, 257279), (1231, 161139), (2827, 70167), (3693, 53713), (4883, 40623), (8481, 23389), (13541, 14649)]