13398572

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 28600320

約数和(自身を除く): 15201748

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 47, 62, 76, 94, 121, 124, 188, 209, 242, 341, 418, 484, 517, 589, 682, 836, 893, 1034, 1178, 1364, 1457, 1786, 2068, 2299, 2356, 2914, 3572, 3751, 4598, 5687, 5828, 6479, 7502, 9196, 9823, 11374, 12958, 15004, 16027, 19646, 22748, 25916, 27683, 32054, 39292, 55366, 64108, 71269, 108053, 110732, 142538, 176297, 216106, 285076, 304513, 352594, 432212, 609026, 705188, 1218052, 3349643, 6699286, 13398572]

約数ペア:

[(1, 13398572), (2, 6699286), (4, 3349643), (11, 1218052), (19, 705188), (22, 609026), (31, 432212), (38, 352594), (44, 304513), (47, 285076), (62, 216106), (76, 176297), (94, 142538), (121, 110732), (124, 108053), (188, 71269), (209, 64108), (242, 55366), (341, 39292), (418, 32054), (484, 27683), (517, 25916), (589, 22748), (682, 19646), (836, 16027), (893, 15004), (1034, 12958), (1178, 11374), (1364, 9823), (1457, 9196), (1786, 7502), (2068, 6479), (2299, 5828), (2356, 5687), (2914, 4598), (3572, 3751)]