7966413

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 14466816

約数和(自身を除く): 6500403

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 137, 213, 273, 411, 497, 639, 819, 923, 959, 1233, 1491, 1781, 2769, 2877, 4473, 5343, 6461, 8307, 8631, 9727, 12467, 16029, 19383, 29181, 37401, 58149, 68089, 87543, 112203, 126451, 204267, 379353, 612801, 885157, 1138059, 2655471, 7966413]

約数ペア:

[(1, 7966413), (3, 2655471), (7, 1138059), (9, 885157), (13, 612801), (21, 379353), (39, 204267), (63, 126451), (71, 112203), (91, 87543), (117, 68089), (137, 58149), (213, 37401), (273, 29181), (411, 19383), (497, 16029), (639, 12467), (819, 9727), (923, 8631), (959, 8307), (1233, 6461), (1491, 5343), (1781, 4473), (2769, 2877)]