6542739

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 11793600

約数和(自身を除く): 5250861

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 149, 153, 287, 357, 369, 447, 697, 861, 1043, 1071, 1341, 2091, 2533, 2583, 3129, 4879, 6109, 6273, 7599, 9387, 14637, 17731, 18327, 22797, 42763, 43911, 53193, 54981, 103853, 128289, 159579, 311559, 384867, 726971, 934677, 2180913, 6542739]

約数ペア:

[(1, 6542739), (3, 2180913), (7, 934677), (9, 726971), (17, 384867), (21, 311559), (41, 159579), (51, 128289), (63, 103853), (119, 54981), (123, 53193), (149, 43911), (153, 42763), (287, 22797), (357, 18327), (369, 17731), (447, 14637), (697, 9387), (861, 7599), (1043, 6273), (1071, 6109), (1341, 4879), (2091, 3129), (2533, 2583)]