393487688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 825811200

約数和(自身を除く): 432323512

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 239, 353, 424, 478, 583, 706, 956, 1166, 1412, 1912, 2332, 2629, 2824, 3883, 4664, 5258, 7766, 10516, 12667, 15532, 18709, 21032, 25334, 31064, 37418, 50668, 74836, 84367, 101336, 139337, 149672, 168734, 205799, 278674, 337468, 411598, 557348, 674936, 823196, 928037, 1114696, 1646392, 1856074, 3712148, 4471451, 7424296, 8942902, 17885804, 35771608, 49185961, 98371922, 196743844, 393487688]

約数ペア:

[(1, 393487688), (2, 196743844), (4, 98371922), (8, 49185961), (11, 35771608), (22, 17885804), (44, 8942902), (53, 7424296), (88, 4471451), (106, 3712148), (212, 1856074), (239, 1646392), (353, 1114696), (424, 928037), (478, 823196), (583, 674936), (706, 557348), (956, 411598), (1166, 337468), (1412, 278674), (1912, 205799), (2332, 168734), (2629, 149672), (2824, 139337), (3883, 101336), (4664, 84367), (5258, 74836), (7766, 50668), (10516, 37418), (12667, 31064), (15532, 25334), (18709, 21032)]