42256408

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 81267120

約数和(自身を除く): 39010712

約数列:

[1, 2, 4, 8, 61, 122, 131, 244, 262, 488, 524, 661, 1048, 1322, 2644, 5288, 7991, 15982, 31964, 40321, 63928, 80642, 86591, 161284, 173182, 322568, 346364, 692728, 5282051, 10564102, 21128204, 42256408]

約数ペア:

[(1, 42256408), (2, 21128204), (4, 10564102), (8, 5282051), (61, 692728), (122, 346364), (131, 322568), (244, 173182), (262, 161284), (488, 86591), (524, 80642), (661, 63928), (1048, 40321), (1322, 31964), (2644, 15982), (5288, 7991)]