211765712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{9929}}^1$

素因数の和:10011

約数の個数: 40

約数和(自身を含む): 433424640

約数和(自身を除く): 221658928

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 9929, 10664, 19858, 21328, 39716, 79432, 158864, 307799, 426947, 615598, 853894, 1231196, 1707788, 2462392, 3415576, 4924784, 6831152, 13235357, 26470714, 52941428, 105882856, 211765712]

約数ペア:

[(1, 211765712), (2, 105882856), (4, 52941428), (8, 26470714), (16, 13235357), (31, 6831152), (43, 4924784), (62, 3415576), (86, 2462392), (124, 1707788), (172, 1231196), (248, 853894), (344, 615598), (496, 426947), (688, 307799), (1333, 158864), (2666, 79432), (5332, 39716), (9929, 21328), (10664, 19858)]