243762351

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{503}}^1$

素因数の和:1051

約数の個数: 32

約数和(自身を含む): 380878848

約数和(自身を除く): 137116497

約数列:

[1, 3, 7, 21, 47, 141, 329, 491, 503, 987, 1473, 1509, 3437, 3521, 10311, 10563, 23077, 23641, 69231, 70923, 161539, 165487, 246973, 484617, 496461, 740919, 1728811, 5186433, 11607731, 34823193, 81254117, 243762351]

約数ペア:

[(1, 243762351), (3, 81254117), (7, 34823193), (21, 11607731), (47, 5186433), (141, 1728811), (329, 740919), (491, 496461), (503, 484617), (987, 246973), (1473, 165487), (1509, 161539), (3437, 70923), (3521, 69231), (10311, 23641), (10563, 23077)]