31713136

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 78994944

約数和(自身を除く): 47281808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 299, 322, 364, 368, 598, 644, 728, 947, 1196, 1288, 1456, 1894, 2093, 2392, 2576, 3788, 4186, 4784, 6629, 7576, 8372, 12311, 13258, 15152, 16744, 21781, 24622, 26516, 33488, 43562, 49244, 53032, 86177, 87124, 98488, 106064, 152467, 172354, 174248, 196976, 283153, 304934, 344708, 348496, 566306, 609868, 689416, 1132612, 1219736, 1378832, 1982071, 2265224, 2439472, 3964142, 4530448, 7928284, 15856568, 31713136]

約数ペア:

[(1, 31713136), (2, 15856568), (4, 7928284), (7, 4530448), (8, 3964142), (13, 2439472), (14, 2265224), (16, 1982071), (23, 1378832), (26, 1219736), (28, 1132612), (46, 689416), (52, 609868), (56, 566306), (91, 348496), (92, 344708), (104, 304934), (112, 283153), (161, 196976), (182, 174248), (184, 172354), (208, 152467), (299, 106064), (322, 98488), (364, 87124), (368, 86177), (598, 53032), (644, 49244), (728, 43562), (947, 33488), (1196, 26516), (1288, 24622), (1456, 21781), (1894, 16744), (2093, 15152), (2392, 13258), (2576, 12311), (3788, 8372), (4186, 7576), (4784, 6629)]