983889408

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{20663}}^1$

素因数の和:20715

約数の個数: 80

約数和(自身を含む): 2705826816

約数和(自身を除く): 1721937408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 744, 768, 992, 1488, 1536, 1984, 2976, 3968, 5952, 7936, 11904, 15872, 20663, 23808, 41326, 47616, 61989, 82652, 123978, 165304, 247956, 330608, 495912, 640553, 661216, 991824, 1281106, 1322432, 1921659, 1983648, 2562212, 2644864, 3843318, 3967296, 5124424, 5289728, 7686636, 7934592, 10248848, 10579456, 15373272, 15869184, 20497696, 30746544, 31738368, 40995392, 61493088, 81990784, 122986176, 163981568, 245972352, 327963136, 491944704, 983889408]

約数ペア:

[(1, 983889408), (2, 491944704), (3, 327963136), (4, 245972352), (6, 163981568), (8, 122986176), (12, 81990784), (16, 61493088), (24, 40995392), (31, 31738368), (32, 30746544), (48, 20497696), (62, 15869184), (64, 15373272), (93, 10579456), (96, 10248848), (124, 7934592), (128, 7686636), (186, 5289728), (192, 5124424), (248, 3967296), (256, 3843318), (372, 2644864), (384, 2562212), (496, 1983648), (512, 1921659), (744, 1322432), (768, 1281106), (992, 991824), (1488, 661216), (1536, 640553), (1984, 495912), (2976, 330608), (3968, 247956), (5952, 165304), (7936, 123978), (11904, 82652), (15872, 61989), (20663, 47616), (23808, 41326)]