338409890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1447}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 753145344

約数和(自身を除く): 414735454

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 257, 455, 514, 910, 1285, 1447, 1799, 2570, 2894, 3341, 3598, 6682, 7235, 8995, 10129, 14470, 16705, 17990, 18811, 20258, 23387, 33410, 37622, 46774, 50645, 94055, 101290, 116935, 131677, 188110, 233870, 263354, 371879, 658385, 743758, 1316770, 1859395, 2603153, 3718790, 4834427, 5206306, 9668854, 13015765, 24172135, 26031530, 33840989, 48344270, 67681978, 169204945, 338409890]

約数ペア:

[(1, 338409890), (2, 169204945), (5, 67681978), (7, 48344270), (10, 33840989), (13, 26031530), (14, 24172135), (26, 13015765), (35, 9668854), (65, 5206306), (70, 4834427), (91, 3718790), (130, 2603153), (182, 1859395), (257, 1316770), (455, 743758), (514, 658385), (910, 371879), (1285, 263354), (1447, 233870), (1799, 188110), (2570, 131677), (2894, 116935), (3341, 101290), (3598, 94055), (6682, 50645), (7235, 46774), (8995, 37622), (10129, 33410), (14470, 23387), (16705, 20258), (17990, 18811)]