68991766

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 111803328

約数和(自身を除く): 42811562

約数列:

[1, 2, 23, 41, 46, 82, 157, 233, 314, 466, 943, 1886, 3611, 5359, 6437, 7222, 9553, 10718, 12874, 19106, 36581, 73162, 148051, 219719, 296102, 439438, 841363, 1499821, 1682726, 2999642, 34495883, 68991766]

約数ペア:

[(1, 68991766), (2, 34495883), (23, 2999642), (41, 1682726), (46, 1499821), (82, 841363), (157, 439438), (233, 296102), (314, 219719), (466, 148051), (943, 73162), (1886, 36581), (3611, 19106), (5359, 12874), (6437, 10718), (7222, 9553)]