1285393647

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 1928448000

約数和(自身を除く): 643054353

約数列:

[1, 3, 17, 47, 51, 59, 61, 141, 149, 177, 183, 447, 799, 1003, 1037, 2397, 2533, 2773, 2867, 3009, 3111, 3599, 7003, 7599, 8319, 8601, 8791, 9089, 10797, 21009, 26373, 27267, 47141, 48739, 61183, 119051, 141423, 146217, 149447, 154513, 169153, 183549, 357153, 413177, 427183, 448341, 463539, 507459, 536251, 1239531, 1281549, 1608753, 2875601, 7024009, 7262111, 8626803, 9116267, 21072027, 21786333, 25203797, 27348801, 75611391, 428464549, 1285393647]

約数ペア:

[(1, 1285393647), (3, 428464549), (17, 75611391), (47, 27348801), (51, 25203797), (59, 21786333), (61, 21072027), (141, 9116267), (149, 8626803), (177, 7262111), (183, 7024009), (447, 2875601), (799, 1608753), (1003, 1281549), (1037, 1239531), (2397, 536251), (2533, 507459), (2773, 463539), (2867, 448341), (3009, 427183), (3111, 413177), (3599, 357153), (7003, 183549), (7599, 169153), (8319, 154513), (8601, 149447), (8791, 146217), (9089, 141423), (10797, 119051), (21009, 61183), (26373, 48739), (27267, 47141)]