521796368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{19777}}^1$

素因数の和:19899

約数の個数: 40

約数和(自身を含む): 1081540152

約数和(自身を除く): 559743784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 776, 1552, 1649, 3298, 6596, 13192, 19777, 26384, 39554, 79108, 158216, 316432, 336209, 672418, 1344836, 1918369, 2689672, 3836738, 5379344, 7673476, 15346952, 30693904, 32612273, 65224546, 130449092, 260898184, 521796368]

約数ペア:

[(1, 521796368), (2, 260898184), (4, 130449092), (8, 65224546), (16, 32612273), (17, 30693904), (34, 15346952), (68, 7673476), (97, 5379344), (136, 3836738), (194, 2689672), (272, 1918369), (388, 1344836), (776, 672418), (1552, 336209), (1649, 316432), (3298, 158216), (6596, 79108), (13192, 39554), (19777, 26384)]