31109910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79769}}^1$

素因数の和:79792

約数の個数: 32

約数和(自身を含む): 80408160

約数和(自身を除く): 49298250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 79769, 159538, 239307, 398845, 478614, 797690, 1036997, 1196535, 2073994, 2393070, 3110991, 5184985, 6221982, 10369970, 15554955, 31109910]

約数ペア:

[(1, 31109910), (2, 15554955), (3, 10369970), (5, 6221982), (6, 5184985), (10, 3110991), (13, 2393070), (15, 2073994), (26, 1196535), (30, 1036997), (39, 797690), (65, 478614), (78, 398845), (130, 239307), (195, 159538), (390, 79769)]