51418773

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1594

約数の個数: 32

約数和(自身を含む): 87563520

約数和(自身を除く): 36144747

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1381, 1773, 4137, 4143, 5319, 9667, 12411, 12429, 29001, 37233, 37287, 87003, 261009, 272057, 816171, 1904399, 2448513, 5713197, 7345539, 17139591, 51418773]

約数ペア:

[(1, 51418773), (3, 17139591), (7, 7345539), (9, 5713197), (21, 2448513), (27, 1904399), (63, 816171), (189, 272057), (197, 261009), (591, 87003), (1379, 37287), (1381, 37233), (1773, 29001), (4137, 12429), (4143, 12411), (5319, 9667)]