489382270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163673}}^1$

素因数の和:163716

約数の個数: 32

約数和(自身を含む): 989900352

約数和(自身を除く): 500518082

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 163673, 327346, 818365, 1636730, 2127749, 3764479, 4255498, 7528958, 10638745, 18822395, 21277490, 37644790, 48938227, 97876454, 244691135, 489382270]

約数ペア:

[(1, 489382270), (2, 244691135), (5, 97876454), (10, 48938227), (13, 37644790), (23, 21277490), (26, 18822395), (46, 10638745), (65, 7528958), (115, 4255498), (130, 3764479), (230, 2127749), (299, 1636730), (598, 818365), (1495, 327346), (2990, 163673)]