28798216

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 55572480

約数和(自身を除く): 26774264

約数列:

[1, 2, 4, 8, 47, 94, 188, 191, 376, 382, 401, 764, 802, 1528, 1604, 3208, 8977, 17954, 18847, 35908, 37694, 71816, 75388, 76591, 150776, 153182, 306364, 612728, 3599777, 7199554, 14399108, 28798216]

約数ペア:

[(1, 28798216), (2, 14399108), (4, 7199554), (8, 3599777), (47, 612728), (94, 306364), (188, 153182), (191, 150776), (376, 76591), (382, 75388), (401, 71816), (764, 37694), (802, 35908), (1528, 18847), (1604, 17954), (3208, 8977)]