53388309

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 81558400

約数和(自身を除く): 28170091

約数列:

[1, 3, 13, 19, 39, 57, 109, 247, 327, 661, 741, 1417, 1983, 2071, 4251, 6213, 8593, 12559, 25779, 26923, 37677, 72049, 80769, 163267, 216147, 489801, 936637, 1368931, 2809911, 4106793, 17796103, 53388309]

約数ペア:

[(1, 53388309), (3, 17796103), (13, 4106793), (19, 2809911), (39, 1368931), (57, 936637), (109, 489801), (247, 216147), (327, 163267), (661, 80769), (741, 72049), (1417, 37677), (1983, 26923), (2071, 25779), (4251, 12559), (6213, 8593)]