664751334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^2$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 1462433616

約数和(自身を除く): 797682282

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 401, 689, 802, 1203, 1378, 2067, 2406, 4134, 5213, 10426, 15639, 21253, 31278, 42506, 63759, 127518, 160801, 276289, 321602, 482403, 552578, 828867, 964806, 1657734, 2090413, 4180826, 6271239, 8522453, 12542478, 17044906, 25567359, 51134718, 110791889, 221583778, 332375667, 664751334]

約数ペア:

[(1, 664751334), (2, 332375667), (3, 221583778), (6, 110791889), (13, 51134718), (26, 25567359), (39, 17044906), (53, 12542478), (78, 8522453), (106, 6271239), (159, 4180826), (318, 2090413), (401, 1657734), (689, 964806), (802, 828867), (1203, 552578), (1378, 482403), (2067, 321602), (2406, 276289), (4134, 160801), (5213, 127518), (10426, 63759), (15639, 42506), (21253, 31278)]