771834986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1259}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 1409788800

約数和(自身を除く): 637953814

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 73, 146, 221, 247, 323, 442, 494, 646, 949, 1241, 1259, 1387, 1898, 2482, 2518, 2774, 4199, 8398, 16133, 16367, 18031, 21403, 23579, 23921, 32266, 32734, 36062, 42806, 47158, 47842, 91907, 183814, 278239, 306527, 310973, 406657, 556478, 613054, 621946, 813314, 1194791, 1562419, 1746233, 2389582, 3124838, 3492466, 5286541, 10573082, 20311447, 22701029, 29685961, 40622894, 45402058, 59371922, 385917493, 771834986]

約数ペア:

[(1, 771834986), (2, 385917493), (13, 59371922), (17, 45402058), (19, 40622894), (26, 29685961), (34, 22701029), (38, 20311447), (73, 10573082), (146, 5286541), (221, 3492466), (247, 3124838), (323, 2389582), (442, 1746233), (494, 1562419), (646, 1194791), (949, 813314), (1241, 621946), (1259, 613054), (1387, 556478), (1898, 406657), (2482, 310973), (2518, 306527), (2774, 278239), (4199, 183814), (8398, 91907), (16133, 47842), (16367, 47158), (18031, 42806), (21403, 36062), (23579, 32734), (23921, 32266)]