72745281

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60773}}^1$

素因数の和:60805

約数の個数: 24

約数和(自身を含む): 126409920

約数和(自身を除く): 53664639

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 60773, 182319, 425411, 546957, 1154687, 1276233, 3464061, 3828699, 8082809, 10392183, 24248427, 72745281]

約数ペア:

[(1, 72745281), (3, 24248427), (7, 10392183), (9, 8082809), (19, 3828699), (21, 3464061), (57, 1276233), (63, 1154687), (133, 546957), (171, 425411), (399, 182319), (1197, 60773)]