20131594281

素因数分解:

$3^5\times {\mathrm{173}}^1\times {\mathrm{478879}}^1$

素因数の和:479067

約数の個数: 24

約数和(自身を含む): 30330343680

約数和(自身を除く): 10198749399

約数列:

[1, 3, 9, 27, 81, 173, 243, 519, 1557, 4671, 14013, 42039, 478879, 1436637, 4309911, 12929733, 38789199, 82846067, 116367597, 248538201, 745614603, 2236843809, 6710531427, 20131594281]

約数ペア:

[(1, 20131594281), (3, 6710531427), (9, 2236843809), (27, 745614603), (81, 248538201), (173, 116367597), (243, 82846067), (519, 38789199), (1557, 12929733), (4671, 4309911), (14013, 1436637), (42039, 478879)]