331339424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18523}}^1$

素因数の和:18589

約数の個数: 48

約数和(自身を含む): 718879392

約数和(自身を除く): 387539968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 8944, 17888, 18523, 37046, 74092, 148184, 240799, 296368, 481598, 592736, 796489, 963196, 1592978, 1926392, 3185956, 3852784, 6371912, 7705568, 10354357, 12743824, 20708714, 25487648, 41417428, 82834856, 165669712, 331339424]

約数ペア:

[(1, 331339424), (2, 165669712), (4, 82834856), (8, 41417428), (13, 25487648), (16, 20708714), (26, 12743824), (32, 10354357), (43, 7705568), (52, 6371912), (86, 3852784), (104, 3185956), (172, 1926392), (208, 1592978), (344, 963196), (416, 796489), (559, 592736), (688, 481598), (1118, 296368), (1376, 240799), (2236, 148184), (4472, 74092), (8944, 37046), (17888, 18523)]