1288792021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 1489118688

約数和(自身を除く): 200326667

約数列:

[1, 11, 19, 209, 361, 491, 661, 3971, 5401, 7271, 9329, 12559, 102619, 138149, 177251, 238621, 324551, 1949761, 2624831, 3570061, 6166469, 67831159, 117162911, 1288792021]

約数ペア:

[(1, 1288792021), (11, 117162911), (19, 67831159), (209, 6166469), (361, 3570061), (491, 2624831), (661, 1949761), (3971, 324551), (5401, 238621), (7271, 177251), (9329, 138149), (12559, 102619)]