221847536

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{641}}^1$

素因数の和:969

約数の個数: 40

約数和(自身を含む): 436888704

約数和(自身を除く): 215041168

約数列:

[1, 2, 4, 8, 16, 97, 194, 223, 388, 446, 641, 776, 892, 1282, 1552, 1784, 2564, 3568, 5128, 10256, 21631, 43262, 62177, 86524, 124354, 142943, 173048, 248708, 285886, 346096, 497416, 571772, 994832, 1143544, 2287088, 13865471, 27730942, 55461884, 110923768, 221847536]

約数ペア:

[(1, 221847536), (2, 110923768), (4, 55461884), (8, 27730942), (16, 13865471), (97, 2287088), (194, 1143544), (223, 994832), (388, 571772), (446, 497416), (641, 346096), (776, 285886), (892, 248708), (1282, 173048), (1552, 142943), (1784, 124354), (2564, 86524), (3568, 62177), (5128, 43262), (10256, 21631)]