65621972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3907}}^1$

素因数の和:3960

約数の個数: 48

約数和(自身を含む): 137874240

約数和(自身を除く): 72252268

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 3907, 4199, 7814, 8398, 15628, 16796, 50791, 66419, 74233, 101582, 132838, 148466, 203164, 265676, 296932, 863447, 965029, 1261961, 1726894, 1930058, 2523922, 3453788, 3860116, 5047844, 16405493, 32810986, 65621972]

約数ペア:

[(1, 65621972), (2, 32810986), (4, 16405493), (13, 5047844), (17, 3860116), (19, 3453788), (26, 2523922), (34, 1930058), (38, 1726894), (52, 1261961), (68, 965029), (76, 863447), (221, 296932), (247, 265676), (323, 203164), (442, 148466), (494, 132838), (646, 101582), (884, 74233), (988, 66419), (1292, 50791), (3907, 16796), (4199, 15628), (7814, 8398)]