156728738

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 247401216

約数和(自身を除く): 90672478

約数列:

[1, 2, 47, 53, 94, 106, 163, 193, 326, 386, 2491, 4982, 7661, 8639, 9071, 10229, 15322, 17278, 18142, 20458, 31459, 62918, 406033, 480763, 812066, 961526, 1478573, 1667327, 2957146, 3334654, 78364369, 156728738]

約数ペア:

[(1, 156728738), (2, 78364369), (47, 3334654), (53, 2957146), (94, 1667327), (106, 1478573), (163, 961526), (193, 812066), (326, 480763), (386, 406033), (2491, 62918), (4982, 31459), (7661, 20458), (8639, 18142), (9071, 17278), (10229, 15322)]