161964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1$

素因数の和:430

約数の個数: 36

約数和(自身を含む): 447720

約数和(自身を除く): 285756

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 409, 818, 1227, 1636, 2454, 3681, 4499, 4908, 7362, 8998, 13497, 14724, 17996, 26994, 40491, 53988, 80982, 161964]

約数ペア:

[(1, 161964), (2, 80982), (3, 53988), (4, 40491), (6, 26994), (9, 17996), (11, 14724), (12, 13497), (18, 8998), (22, 7362), (33, 4908), (36, 4499), (44, 3681), (66, 2454), (99, 1636), (132, 1227), (198, 818), (396, 409)]