30681546

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1321}}^1$

素因数の和:1419

約数の個数: 48

約数和(自身を含む): 72339840

約数和(自身を除く): 41658294

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 1106, 1321, 1659, 2642, 3318, 3871, 3963, 7742, 7926, 9247, 11613, 18494, 23226, 27741, 55482, 64729, 104359, 129458, 194187, 208718, 313077, 388374, 626154, 730513, 1461026, 2191539, 4383078, 5113591, 10227182, 15340773, 30681546]

約数ペア:

[(1, 30681546), (2, 15340773), (3, 10227182), (6, 5113591), (7, 4383078), (14, 2191539), (21, 1461026), (42, 730513), (49, 626154), (79, 388374), (98, 313077), (147, 208718), (158, 194187), (237, 129458), (294, 104359), (474, 64729), (553, 55482), (1106, 27741), (1321, 23226), (1659, 18494), (2642, 11613), (3318, 9247), (3871, 7926), (3963, 7742)]