42990399

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 67896000

約数和(自身を除く): 24905601

約数列:

[1, 3, 9, 17, 27, 51, 153, 229, 409, 459, 687, 1227, 2061, 3681, 3893, 6183, 6953, 11043, 11679, 20859, 35037, 62577, 93661, 105111, 187731, 280983, 842949, 1592237, 2528847, 4776711, 14330133, 42990399]

約数ペア:

[(1, 42990399), (3, 14330133), (9, 4776711), (17, 2528847), (27, 1592237), (51, 842949), (153, 280983), (229, 187731), (409, 105111), (459, 93661), (687, 62577), (1227, 35037), (2061, 20859), (3681, 11679), (3893, 11043), (6183, 6953)]