78910002

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1495

約数の個数: 48

約数和(自身を含む): 181116000

約数和(自身を除く): 102205998

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 179, 342, 358, 537, 1074, 1289, 1611, 2578, 3222, 3401, 3867, 6802, 7734, 10203, 11601, 20406, 23202, 24491, 30609, 48982, 61218, 73473, 146946, 220419, 230731, 440838, 461462, 692193, 1384386, 2076579, 4153158, 4383889, 8767778, 13151667, 26303334, 39455001, 78910002]

約数ペア:

[(1, 78910002), (2, 39455001), (3, 26303334), (6, 13151667), (9, 8767778), (18, 4383889), (19, 4153158), (38, 2076579), (57, 1384386), (114, 692193), (171, 461462), (179, 440838), (342, 230731), (358, 220419), (537, 146946), (1074, 73473), (1289, 61218), (1611, 48982), (2578, 30609), (3222, 24491), (3401, 23202), (3867, 20406), (6802, 11601), (7734, 10203)]