28495008

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:786

約数の個数: 72

約数和(自身を含む): 81664128

約数和(自身を除く): 53169120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 489, 607, 652, 978, 1214, 1304, 1467, 1821, 1956, 2428, 2608, 2934, 3642, 3912, 4856, 5216, 5463, 5868, 7284, 7824, 9712, 10926, 11736, 14568, 15648, 19424, 21852, 23472, 29136, 43704, 46944, 58272, 87408, 98941, 174816, 197882, 296823, 395764, 593646, 791528, 890469, 1187292, 1583056, 1780938, 2374584, 3166112, 3561876, 4749168, 7123752, 9498336, 14247504, 28495008]

約数ペア:

[(1, 28495008), (2, 14247504), (3, 9498336), (4, 7123752), (6, 4749168), (8, 3561876), (9, 3166112), (12, 2374584), (16, 1780938), (18, 1583056), (24, 1187292), (32, 890469), (36, 791528), (48, 593646), (72, 395764), (96, 296823), (144, 197882), (163, 174816), (288, 98941), (326, 87408), (489, 58272), (607, 46944), (652, 43704), (978, 29136), (1214, 23472), (1304, 21852), (1467, 19424), (1821, 15648), (1956, 14568), (2428, 11736), (2608, 10926), (2934, 9712), (3642, 7824), (3912, 7284), (4856, 5868), (5216, 5463)]