28316484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 82293120

約数和(自身を除く): 53976636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 313, 359, 626, 718, 939, 1077, 1252, 1436, 1878, 2154, 2191, 2513, 2817, 3231, 3756, 4308, 4382, 5026, 5634, 6462, 6573, 7539, 8764, 10052, 11268, 12924, 13146, 15078, 19719, 22617, 26292, 30156, 39438, 45234, 78876, 90468, 112367, 224734, 337101, 449468, 674202, 786569, 1011303, 1348404, 1573138, 2022606, 2359707, 3146276, 4045212, 4719414, 7079121, 9438828, 14158242, 28316484]

約数ペア:

[(1, 28316484), (2, 14158242), (3, 9438828), (4, 7079121), (6, 4719414), (7, 4045212), (9, 3146276), (12, 2359707), (14, 2022606), (18, 1573138), (21, 1348404), (28, 1011303), (36, 786569), (42, 674202), (63, 449468), (84, 337101), (126, 224734), (252, 112367), (313, 90468), (359, 78876), (626, 45234), (718, 39438), (939, 30156), (1077, 26292), (1252, 22617), (1436, 19719), (1878, 15078), (2154, 13146), (2191, 12924), (2513, 11268), (2817, 10052), (3231, 8764), (3756, 7539), (4308, 6573), (4382, 6462), (5026, 5634)]