128698308

素因数分解:

$2^2\times 3^4\times {\mathrm{397217}}^1$

素因数の和:397233

約数の個数: 30

約数和(自身を含む): 336443646

約数和(自身を除く): 207745338

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 397217, 794434, 1191651, 1588868, 2383302, 3574953, 4766604, 7149906, 10724859, 14299812, 21449718, 32174577, 42899436, 64349154, 128698308]

約数ペア:

[(1, 128698308), (2, 64349154), (3, 42899436), (4, 32174577), (6, 21449718), (9, 14299812), (12, 10724859), (18, 7149906), (27, 4766604), (36, 3574953), (54, 2383302), (81, 1588868), (108, 1191651), (162, 794434), (324, 397217)]