619191729

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{3373}}^1$

素因数の和:3918

約数の個数: 32

約数和(自身を含む): 990066560

約数和(自身を除く): 370874831

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 523, 1569, 3373, 4707, 6799, 10119, 14121, 20397, 30357, 43849, 61191, 91071, 131547, 183573, 394641, 1183923, 1764079, 5292237, 15876711, 22933027, 47630133, 68799081, 206397243, 619191729]

約数ペア:

[(1, 619191729), (3, 206397243), (9, 68799081), (13, 47630133), (27, 22933027), (39, 15876711), (117, 5292237), (351, 1764079), (523, 1183923), (1569, 394641), (3373, 183573), (4707, 131547), (6799, 91071), (10119, 61191), (14121, 43849), (20397, 30357)]