664741684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{74623}}^1$

素因数の和:74775

約数の個数: 24

約数和(自身を含む): 1241146368

約数和(自身を除く): 576404684

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2227, 4454, 8908, 74623, 149246, 298492, 1268591, 2537182, 5074364, 9775613, 19551226, 39102452, 166185421, 332370842, 664741684]

約数ペア:

[(1, 664741684), (2, 332370842), (4, 166185421), (17, 39102452), (34, 19551226), (68, 9775613), (131, 5074364), (262, 2537182), (524, 1268591), (2227, 298492), (4454, 149246), (8908, 74623)]