1221036256

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{80671}}^1$

素因数の和:80735

約数の個数: 48

約数和(自身を含む): 2683473408

約数和(自身を除く): 1462437152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1376, 1892, 3784, 7568, 15136, 80671, 161342, 322684, 645368, 887381, 1290736, 1774762, 2581472, 3468853, 3549524, 6937706, 7099048, 13875412, 14198096, 27750824, 28396192, 38157383, 55501648, 76314766, 111003296, 152629532, 305259064, 610518128, 1221036256]

約数ペア:

[(1, 1221036256), (2, 610518128), (4, 305259064), (8, 152629532), (11, 111003296), (16, 76314766), (22, 55501648), (32, 38157383), (43, 28396192), (44, 27750824), (86, 14198096), (88, 13875412), (172, 7099048), (176, 6937706), (344, 3549524), (352, 3468853), (473, 2581472), (688, 1774762), (946, 1290736), (1376, 887381), (1892, 645368), (3784, 322684), (7568, 161342), (15136, 80671)]