211647592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{28663}}^1$

素因数の和:28753

約数の個数: 32

約数和(自身を含む): 433399680

約数和(自身を除く): 221752088

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 28663, 57326, 114652, 229304, 372619, 745238, 1490476, 2035073, 2980952, 4070146, 8140292, 16280584, 26455949, 52911898, 105823796, 211647592]

約数ペア:

[(1, 211647592), (2, 105823796), (4, 52911898), (8, 26455949), (13, 16280584), (26, 8140292), (52, 4070146), (71, 2980952), (104, 2035073), (142, 1490476), (284, 745238), (568, 372619), (923, 229304), (1846, 114652), (3692, 57326), (7384, 28663)]