128386516

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 245548800

約数和(自身を除く): 117162284

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 139, 188, 278, 289, 556, 578, 799, 1156, 1598, 2363, 3196, 4726, 4913, 6533, 9452, 9826, 13066, 13583, 19652, 26132, 27166, 40171, 54332, 80342, 111061, 160684, 222122, 230911, 444244, 461822, 682907, 923644, 1365814, 1888037, 2731628, 3776074, 7552148, 32096629, 64193258, 128386516]

約数ペア:

[(1, 128386516), (2, 64193258), (4, 32096629), (17, 7552148), (34, 3776074), (47, 2731628), (68, 1888037), (94, 1365814), (139, 923644), (188, 682907), (278, 461822), (289, 444244), (556, 230911), (578, 222122), (799, 160684), (1156, 111061), (1598, 80342), (2363, 54332), (3196, 40171), (4726, 27166), (4913, 26132), (6533, 19652), (9452, 13583), (9826, 13066)]