40688641

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1237}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 48173056

約数和(自身を除く): 7484415

約数列:

[1, 7, 37, 127, 259, 889, 1237, 4699, 8659, 32893, 45769, 157099, 320383, 1099693, 5812663, 40688641]

約数ペア:

[(1, 40688641), (7, 5812663), (37, 1099693), (127, 320383), (259, 157099), (889, 45769), (1237, 32893), (4699, 8659)]