13361218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 25280640

約数和(自身を除く): 11919422

約数列:

[1, 2, 13, 17, 19, 26, 34, 37, 38, 43, 74, 86, 221, 247, 323, 442, 481, 494, 559, 629, 646, 703, 731, 817, 962, 1118, 1258, 1406, 1462, 1591, 1634, 3182, 4199, 8177, 8398, 9139, 9503, 10621, 11951, 13889, 16354, 18278, 19006, 20683, 21242, 23902, 27047, 27778, 30229, 41366, 54094, 60458, 155363, 180557, 310726, 351611, 361114, 392977, 513893, 703222, 785954, 1027786, 6680609, 13361218]

約数ペア:

[(1, 13361218), (2, 6680609), (13, 1027786), (17, 785954), (19, 703222), (26, 513893), (34, 392977), (37, 361114), (38, 351611), (43, 310726), (74, 180557), (86, 155363), (221, 60458), (247, 54094), (323, 41366), (442, 30229), (481, 27778), (494, 27047), (559, 23902), (629, 21242), (646, 20683), (703, 19006), (731, 18278), (817, 16354), (962, 13889), (1118, 11951), (1258, 10621), (1406, 9503), (1462, 9139), (1591, 8398), (1634, 8177), (3182, 4199)]