28813096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 63201600

約数和(自身を除く): 34388504

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 221, 344, 379, 442, 559, 731, 758, 884, 1118, 1462, 1516, 1768, 2236, 2924, 3032, 4472, 4927, 5848, 6443, 9503, 9854, 12886, 16297, 19006, 19708, 25772, 32594, 38012, 39416, 51544, 65188, 76024, 83759, 130376, 167518, 211861, 277049, 335036, 423722, 554098, 670072, 847444, 1108196, 1694888, 2216392, 3601637, 7203274, 14406548, 28813096]

約数ペア:

[(1, 28813096), (2, 14406548), (4, 7203274), (8, 3601637), (13, 2216392), (17, 1694888), (26, 1108196), (34, 847444), (43, 670072), (52, 554098), (68, 423722), (86, 335036), (104, 277049), (136, 211861), (172, 167518), (221, 130376), (344, 83759), (379, 76024), (442, 65188), (559, 51544), (731, 39416), (758, 38012), (884, 32594), (1118, 25772), (1462, 19708), (1516, 19006), (1768, 16297), (2236, 12886), (2924, 9854), (3032, 9503), (4472, 6443), (4927, 5848)]