212617695

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{7691}}^1$

素因数の和:7815

約数の個数: 32

約数和(自身を含む): 361831680

約数和(自身を除く): 149213985

約数列:

[1, 3, 5, 15, 19, 57, 95, 97, 285, 291, 485, 1455, 1843, 5529, 7691, 9215, 23073, 27645, 38455, 115365, 146129, 438387, 730645, 746027, 2191935, 2238081, 3730135, 11190405, 14174513, 42523539, 70872565, 212617695]

約数ペア:

[(1, 212617695), (3, 70872565), (5, 42523539), (15, 14174513), (19, 11190405), (57, 3730135), (95, 2238081), (97, 2191935), (285, 746027), (291, 730645), (485, 438387), (1455, 146129), (1843, 115365), (5529, 38455), (7691, 27645), (9215, 23073)]