56861415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 110623968

約数和(自身を除く): 53762553

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 71, 111, 117, 185, 195, 213, 333, 355, 481, 555, 585, 639, 923, 1065, 1369, 1443, 1665, 2405, 2627, 2769, 3195, 4107, 4329, 4615, 6845, 7215, 7881, 8307, 12321, 13135, 13845, 17797, 20535, 21645, 23643, 34151, 39405, 41535, 53391, 61605, 88985, 97199, 102453, 118215, 160173, 170755, 266955, 291597, 307359, 485995, 512265, 800865, 874791, 1263587, 1457985, 1536795, 3790761, 4373955, 6317935, 11372283, 18953805, 56861415]

約数ペア:

[(1, 56861415), (3, 18953805), (5, 11372283), (9, 6317935), (13, 4373955), (15, 3790761), (37, 1536795), (39, 1457985), (45, 1263587), (65, 874791), (71, 800865), (111, 512265), (117, 485995), (185, 307359), (195, 291597), (213, 266955), (333, 170755), (355, 160173), (481, 118215), (555, 102453), (585, 97199), (639, 88985), (923, 61605), (1065, 53391), (1369, 41535), (1443, 39405), (1665, 34151), (2405, 23643), (2627, 21645), (2769, 20535), (3195, 17797), (4107, 13845), (4329, 13135), (4615, 12321), (6845, 8307), (7215, 7881)]