678742936

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{421}}^1\times {\mathrm{1471}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 1285850880

約数和(自身を除く): 607107944

約数列:

[1, 2, 4, 8, 137, 274, 421, 548, 842, 1096, 1471, 1684, 2942, 3368, 5884, 11768, 57677, 115354, 201527, 230708, 403054, 461416, 619291, 806108, 1238582, 1612216, 2477164, 4954328, 84842867, 169685734, 339371468, 678742936]

約数ペア:

[(1, 678742936), (2, 339371468), (4, 169685734), (8, 84842867), (137, 4954328), (274, 2477164), (421, 1612216), (548, 1238582), (842, 806108), (1096, 619291), (1471, 461416), (1684, 403054), (2942, 230708), (3368, 201527), (5884, 115354), (11768, 57677)]