30871995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26729}}^1$

素因数の和:26755

約数の個数: 32

約数和(自身を含む): 61585920

約数和(自身を除く): 30713925

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 26729, 80187, 133645, 187103, 294019, 400935, 561309, 882057, 935515, 1470095, 2058133, 2806545, 4410285, 6174399, 10290665, 30871995]

約数ペア:

[(1, 30871995), (3, 10290665), (5, 6174399), (7, 4410285), (11, 2806545), (15, 2058133), (21, 1470095), (33, 935515), (35, 882057), (55, 561309), (77, 400935), (105, 294019), (165, 187103), (231, 133645), (385, 80187), (1155, 26729)]