140690649

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{491}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 216322560

約数和(自身を除く): 75631911

約数列:

[1, 3, 11, 19, 33, 57, 209, 457, 491, 627, 1371, 1473, 5027, 5401, 8683, 9329, 15081, 16203, 26049, 27987, 95513, 102619, 224387, 286539, 307857, 673161, 2468257, 4263353, 7404771, 12790059, 46896883, 140690649]

約数ペア:

[(1, 140690649), (3, 46896883), (11, 12790059), (19, 7404771), (33, 4263353), (57, 2468257), (209, 673161), (457, 307857), (491, 286539), (627, 224387), (1371, 102619), (1473, 95513), (5027, 27987), (5401, 26049), (8683, 16203), (9329, 15081)]