13865345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 19219200

約数和(自身を除く): 5353855

約数列:

[1, 5, 13, 19, 65, 95, 103, 109, 247, 515, 545, 1235, 1339, 1417, 1957, 2071, 6695, 7085, 9785, 10355, 11227, 25441, 26923, 56135, 127205, 134615, 145951, 213313, 729755, 1066565, 2773069, 13865345]

約数ペア:

[(1, 13865345), (5, 2773069), (13, 1066565), (19, 729755), (65, 213313), (95, 145951), (103, 134615), (109, 127205), (247, 56135), (515, 26923), (545, 25441), (1235, 11227), (1339, 10355), (1417, 9785), (1957, 7085), (2071, 6695)]