538590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 1393056

約数和(自身を除く): 854466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1381, 2762, 4143, 6905, 8286, 13810, 17953, 20715, 35906, 41430, 53859, 89765, 107718, 179530, 269295, 538590]

約数ペア:

[(1, 538590), (2, 269295), (3, 179530), (5, 107718), (6, 89765), (10, 53859), (13, 41430), (15, 35906), (26, 20715), (30, 17953), (39, 13810), (65, 8286), (78, 6905), (130, 4143), (195, 2762), (390, 1381)]