131491906

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42499}}^1$

素因数の和:42538

約数の個数: 32

約数和(自身を含む): 257040000

約数和(自身を除く): 125548094

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 42499, 84998, 297493, 552487, 594986, 722483, 1104974, 1444966, 3867409, 5057381, 7734818, 9392279, 10114762, 18784558, 65745953, 131491906]

約数ペア:

[(1, 131491906), (2, 65745953), (7, 18784558), (13, 10114762), (14, 9392279), (17, 7734818), (26, 5057381), (34, 3867409), (91, 1444966), (119, 1104974), (182, 722483), (221, 594986), (238, 552487), (442, 297493), (1547, 84998), (3094, 42499)]