7978698

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4871}}^1$

素因数の和:4899

約数の個数: 48

約数和(自身を含む): 21280896

約数和(自身を除く): 13302198

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 4871, 9742, 14613, 29226, 34097, 43839, 63323, 68194, 87678, 102291, 126646, 189969, 204582, 306873, 379938, 443261, 569907, 613746, 886522, 1139814, 1329783, 2659566, 3989349, 7978698]

約数ペア:

[(1, 7978698), (2, 3989349), (3, 2659566), (6, 1329783), (7, 1139814), (9, 886522), (13, 613746), (14, 569907), (18, 443261), (21, 379938), (26, 306873), (39, 204582), (42, 189969), (63, 126646), (78, 102291), (91, 87678), (117, 68194), (126, 63323), (182, 43839), (234, 34097), (273, 29226), (546, 14613), (819, 9742), (1638, 4871)]