30878155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 46609920

約数和(自身を除く): 15731765

約数列:

[1, 5, 7, 11, 35, 55, 77, 139, 385, 577, 695, 973, 1529, 2885, 4039, 4865, 6347, 7645, 10703, 20195, 31735, 44429, 53515, 80203, 222145, 401015, 561421, 882233, 2807105, 4411165, 6175631, 30878155]

約数ペア:

[(1, 30878155), (5, 6175631), (7, 4411165), (11, 2807105), (35, 882233), (55, 561421), (77, 401015), (139, 222145), (385, 80203), (577, 53515), (695, 44429), (973, 31735), (1529, 20195), (2885, 10703), (4039, 7645), (4865, 6347)]