8378994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 19595520

約数和(自身を除く): 11216526

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 71, 78, 89, 102, 142, 178, 213, 221, 267, 426, 442, 534, 663, 923, 1157, 1207, 1326, 1513, 1846, 2314, 2414, 2769, 3026, 3471, 3621, 4539, 5538, 6319, 6942, 7242, 9078, 12638, 15691, 18957, 19669, 31382, 37914, 39338, 47073, 59007, 82147, 94146, 107423, 118014, 164294, 214846, 246441, 322269, 492882, 644538, 1396499, 2792998, 4189497, 8378994]

約数ペア:

[(1, 8378994), (2, 4189497), (3, 2792998), (6, 1396499), (13, 644538), (17, 492882), (26, 322269), (34, 246441), (39, 214846), (51, 164294), (71, 118014), (78, 107423), (89, 94146), (102, 82147), (142, 59007), (178, 47073), (213, 39338), (221, 37914), (267, 31382), (426, 19669), (442, 18957), (534, 15691), (663, 12638), (923, 9078), (1157, 7242), (1207, 6942), (1326, 6319), (1513, 5538), (1846, 4539), (2314, 3621), (2414, 3471), (2769, 3026)]