13171921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 16024960

約数和(自身を除く): 2853039

約数列:

[1, 7, 19, 97, 133, 679, 1021, 1843, 7147, 12901, 19399, 99037, 135793, 693259, 1881703, 13171921]

約数ペア:

[(1, 13171921), (7, 1881703), (19, 693259), (97, 135793), (133, 99037), (679, 19399), (1021, 12901), (1843, 7147)]