208347958

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{60251}}^1$

素因数の和:60292

約数の個数: 32

約数和(自身を含む): 404893440

約数和(自身を除く): 196545482

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 60251, 120502, 421757, 783263, 843514, 1144769, 1566526, 2289538, 5482841, 8013383, 10965682, 14881997, 16026766, 29763994, 104173979, 208347958]

約数ペア:

[(1, 208347958), (2, 104173979), (7, 29763994), (13, 16026766), (14, 14881997), (19, 10965682), (26, 8013383), (38, 5482841), (91, 2289538), (133, 1566526), (182, 1144769), (247, 843514), (266, 783263), (494, 421757), (1729, 120502), (3458, 60251)]