38784987

素因数分解:

$3^6\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:742

約数の個数: 28

約数和(自身を含む): 58943304

約数和(自身を除く): 20158317

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 641, 729, 747, 1923, 2241, 5769, 6723, 17307, 20169, 51921, 53203, 60507, 155763, 159609, 467289, 478827, 1436481, 4309443, 12928329, 38784987]

約数ペア:

[(1, 38784987), (3, 12928329), (9, 4309443), (27, 1436481), (81, 478827), (83, 467289), (243, 159609), (249, 155763), (641, 60507), (729, 53203), (747, 51921), (1923, 20169), (2241, 17307), (5769, 6723)]