27986068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10427}}^1$

素因数の和:10503

約数の個数: 24

約数和(自身を含む): 54309024

約数和(自身を除く): 26322956

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 10427, 20854, 41708, 114697, 229394, 458788, 636047, 1272094, 2544188, 6996517, 13993034, 27986068]

約数ペア:

[(1, 27986068), (2, 13993034), (4, 6996517), (11, 2544188), (22, 1272094), (44, 636047), (61, 458788), (122, 229394), (244, 114697), (671, 41708), (1342, 20854), (2684, 10427)]