128931453

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8219}}^1$

素因数の和:8318

約数の個数: 32

約数和(自身を含む): 220953600

約数和(自身を除く): 92022147

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 581, 747, 1743, 2241, 5229, 8219, 15687, 24657, 57533, 73971, 172599, 221913, 517797, 682177, 1553391, 2046531, 4775239, 6139593, 14325717, 18418779, 42977151, 128931453]

約数ペア:

[(1, 128931453), (3, 42977151), (7, 18418779), (9, 14325717), (21, 6139593), (27, 4775239), (63, 2046531), (83, 1553391), (189, 682177), (249, 517797), (581, 221913), (747, 172599), (1743, 73971), (2241, 57533), (5229, 24657), (8219, 15687)]