72438678

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5431}}^1$

素因数の和:5474

約数の個数: 64

約数和(自身を含む): 182515200

約数和(自身を除く): 110076522

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 2223, 4446, 5431, 6669, 10862, 13338, 16293, 32586, 48879, 70603, 97758, 103189, 141206, 146637, 206378, 211809, 293274, 309567, 423618, 619134, 635427, 928701, 1270854, 1341457, 1857402, 1906281, 2682914, 2786103, 3812562, 4024371, 5572206, 8048742, 12073113, 24146226, 36219339, 72438678]

約数ペア:

[(1, 72438678), (2, 36219339), (3, 24146226), (6, 12073113), (9, 8048742), (13, 5572206), (18, 4024371), (19, 3812562), (26, 2786103), (27, 2682914), (38, 1906281), (39, 1857402), (54, 1341457), (57, 1270854), (78, 928701), (114, 635427), (117, 619134), (171, 423618), (234, 309567), (247, 293274), (342, 211809), (351, 206378), (494, 146637), (513, 141206), (702, 103189), (741, 97758), (1026, 70603), (1482, 48879), (2223, 32586), (4446, 16293), (5431, 13338), (6669, 10862)]