889968248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1567}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 1854504960

約数和(自身を除く): 964536712

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 127, 172, 254, 344, 508, 559, 1016, 1118, 1567, 1651, 2236, 3134, 3302, 4472, 5461, 6268, 6604, 10922, 12536, 13208, 20371, 21844, 40742, 43688, 67381, 70993, 81484, 134762, 141986, 162968, 199009, 269524, 283972, 398018, 539048, 567944, 796036, 875953, 1592072, 1751906, 2587117, 3503812, 5174234, 7007624, 8557387, 10348468, 17114774, 20696936, 34229548, 68459096, 111246031, 222492062, 444984124, 889968248]

約数ペア:

[(1, 889968248), (2, 444984124), (4, 222492062), (8, 111246031), (13, 68459096), (26, 34229548), (43, 20696936), (52, 17114774), (86, 10348468), (104, 8557387), (127, 7007624), (172, 5174234), (254, 3503812), (344, 2587117), (508, 1751906), (559, 1592072), (1016, 875953), (1118, 796036), (1567, 567944), (1651, 539048), (2236, 398018), (3134, 283972), (3302, 269524), (4472, 199009), (5461, 162968), (6268, 141986), (6604, 134762), (10922, 81484), (12536, 70993), (13208, 67381), (20371, 43688), (21844, 40742)]