78888369

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{63671}}^1$

素因数の和:63740

約数の個数: 16

約数和(自身を含む): 122250240

約数和(自身を除く): 43361871

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 63671, 191013, 445697, 1337091, 3756589, 11269767, 26296123, 78888369]

約数ペア:

[(1, 78888369), (3, 26296123), (7, 11269767), (21, 3756589), (59, 1337091), (177, 445697), (413, 191013), (1239, 63671)]