15671448387

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:1021

約数の個数: 96

約数和(自身を含む): 27675648000

約数和(自身を除く): 12004199613

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 131, 133, 139, 171, 393, 399, 417, 719, 917, 973, 1179, 1197, 1251, 2157, 2489, 2641, 2751, 2919, 5033, 6471, 7467, 7923, 8253, 8757, 13661, 15099, 17423, 18209, 18487, 22401, 23769, 40983, 45297, 52269, 54627, 55461, 94189, 95627, 99941, 122949, 127463, 156807, 163881, 166383, 282567, 286881, 299823, 345971, 382389, 659323, 699587, 847701, 860643, 899469, 1037913, 1147167, 1789591, 1898879, 1977969, 2098761, 2421797, 3113739, 5368773, 5696637, 5933907, 6296283, 7265391, 12527137, 13092271, 13292153, 16106319, 17089911, 21796173, 37581411, 39276813, 39876459, 91645897, 112744233, 117830439, 119629377, 248753149, 274937691, 746259447, 824813073, 1741272043, 2238778341, 5223816129, 15671448387]

約数ペア:

[(1, 15671448387), (3, 5223816129), (7, 2238778341), (9, 1741272043), (19, 824813073), (21, 746259447), (57, 274937691), (63, 248753149), (131, 119629377), (133, 117830439), (139, 112744233), (171, 91645897), (393, 39876459), (399, 39276813), (417, 37581411), (719, 21796173), (917, 17089911), (973, 16106319), (1179, 13292153), (1197, 13092271), (1251, 12527137), (2157, 7265391), (2489, 6296283), (2641, 5933907), (2751, 5696637), (2919, 5368773), (5033, 3113739), (6471, 2421797), (7467, 2098761), (7923, 1977969), (8253, 1898879), (8757, 1789591), (13661, 1147167), (15099, 1037913), (17423, 899469), (18209, 860643), (18487, 847701), (22401, 699587), (23769, 659323), (40983, 382389), (45297, 345971), (52269, 299823), (54627, 286881), (55461, 282567), (94189, 166383), (95627, 163881), (99941, 156807), (122949, 127463)]