71065358

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20551}}^1$

素因数の和:20592

約数の個数: 32

約数和(自身を含む): 138109440

約数和(自身を除く): 67044082

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 20551, 41102, 143857, 267163, 287714, 390469, 534326, 780938, 1870141, 2733283, 3740282, 5076097, 5466566, 10152194, 35532679, 71065358]

約数ペア:

[(1, 71065358), (2, 35532679), (7, 10152194), (13, 5466566), (14, 5076097), (19, 3740282), (26, 2733283), (38, 1870141), (91, 780938), (133, 534326), (182, 390469), (247, 287714), (266, 267163), (494, 143857), (1729, 41102), (3458, 20551)]