28114788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{787}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 71046080

約数和(自身を除く): 42931292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 229, 458, 687, 787, 916, 1374, 1574, 2361, 2748, 2977, 3148, 4722, 5954, 8931, 9444, 10231, 11908, 17862, 20462, 30693, 35724, 40924, 61386, 122772, 180223, 360446, 540669, 720892, 1081338, 2162676, 2342899, 4685798, 7028697, 9371596, 14057394, 28114788]

約数ペア:

[(1, 28114788), (2, 14057394), (3, 9371596), (4, 7028697), (6, 4685798), (12, 2342899), (13, 2162676), (26, 1081338), (39, 720892), (52, 540669), (78, 360446), (156, 180223), (229, 122772), (458, 61386), (687, 40924), (787, 35724), (916, 30693), (1374, 20462), (1574, 17862), (2361, 11908), (2748, 10231), (2977, 9444), (3148, 8931), (4722, 5954)]