40980321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{653}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 62574720

約数和(自身を除く): 21594399

約数列:

[1, 3, 9, 19, 57, 171, 367, 653, 1101, 1959, 3303, 5877, 6973, 12407, 20919, 37221, 62757, 111663, 239651, 718953, 2156859, 4553369, 13660107, 40980321]

約数ペア:

[(1, 40980321), (3, 13660107), (9, 4553369), (19, 2156859), (57, 718953), (171, 239651), (367, 111663), (653, 62757), (1101, 37221), (1959, 20919), (3303, 12407), (5877, 6973)]