12731368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 28728000

約数和(自身を除く): 15996632

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 379, 442, 494, 646, 758, 884, 988, 1292, 1516, 1768, 1976, 2584, 3032, 4199, 4927, 6443, 7201, 8398, 9854, 12886, 14402, 16796, 19708, 25772, 28804, 33592, 39416, 51544, 57608, 83759, 93613, 122417, 167518, 187226, 244834, 335036, 374452, 489668, 670072, 748904, 979336, 1591421, 3182842, 6365684, 12731368]

約数ペア:

[(1, 12731368), (2, 6365684), (4, 3182842), (8, 1591421), (13, 979336), (17, 748904), (19, 670072), (26, 489668), (34, 374452), (38, 335036), (52, 244834), (68, 187226), (76, 167518), (104, 122417), (136, 93613), (152, 83759), (221, 57608), (247, 51544), (323, 39416), (379, 33592), (442, 28804), (494, 25772), (646, 19708), (758, 16796), (884, 14402), (988, 12886), (1292, 9854), (1516, 8398), (1768, 7201), (1976, 6443), (2584, 4927), (3032, 4199)]