214960784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18379}}^1$

素因数の和:18447

約数の個数: 40

約数和(自身を含む): 451265760

約数和(自身を除く): 236304976

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2924, 5848, 11696, 18379, 36758, 73516, 147032, 294064, 312443, 624886, 790297, 1249772, 1580594, 2499544, 3161188, 4999088, 6322376, 12644752, 13435049, 26870098, 53740196, 107480392, 214960784]

約数ペア:

[(1, 214960784), (2, 107480392), (4, 53740196), (8, 26870098), (16, 13435049), (17, 12644752), (34, 6322376), (43, 4999088), (68, 3161188), (86, 2499544), (136, 1580594), (172, 1249772), (272, 790297), (344, 624886), (688, 312443), (731, 294064), (1462, 147032), (2924, 73516), (5848, 36758), (11696, 18379)]