28513264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 60

約数和(自身を含む): 61994296

約数和(自身を除く): 33481032

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 163, 208, 232, 326, 377, 464, 652, 754, 841, 1304, 1508, 1682, 2119, 2608, 3016, 3364, 4238, 4727, 6032, 6728, 8476, 9454, 10933, 13456, 16952, 18908, 21866, 33904, 37816, 43732, 61451, 75632, 87464, 122902, 137083, 174928, 245804, 274166, 491608, 548332, 983216, 1096664, 1782079, 2193328, 3564158, 7128316, 14256632, 28513264]

約数ペア:

[(1, 28513264), (2, 14256632), (4, 7128316), (8, 3564158), (13, 2193328), (16, 1782079), (26, 1096664), (29, 983216), (52, 548332), (58, 491608), (104, 274166), (116, 245804), (163, 174928), (208, 137083), (232, 122902), (326, 87464), (377, 75632), (464, 61451), (652, 43732), (754, 37816), (841, 33904), (1304, 21866), (1508, 18908), (1682, 16952), (2119, 13456), (2608, 10933), (3016, 9454), (3364, 8476), (4238, 6728), (4727, 6032)]