78718419

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1796

約数の個数: 32

約数和(自身を含む): 126584640

約数和(自身を除く): 47866221

約数列:

[1, 3, 9, 13, 27, 39, 117, 137, 351, 411, 1233, 1637, 1781, 3699, 4911, 5343, 14733, 16029, 21281, 44199, 48087, 63843, 191529, 224269, 574587, 672807, 2018421, 2915497, 6055263, 8746491, 26239473, 78718419]

約数ペア:

[(1, 78718419), (3, 26239473), (9, 8746491), (13, 6055263), (27, 2915497), (39, 2018421), (117, 672807), (137, 574587), (351, 224269), (411, 191529), (1233, 63843), (1637, 48087), (1781, 44199), (3699, 21281), (4911, 16029), (5343, 14733)]