15891188236

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{156823}}^1$

素因数の和:156899

約数の個数: 72

約数和(自身を含む): 36041918976

約数和(自身を除く): 20150730740

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 308, 329, 517, 539, 658, 1034, 1078, 1316, 2068, 2156, 2303, 3619, 4606, 7238, 9212, 14476, 25333, 50666, 101332, 156823, 313646, 627292, 1097761, 1725053, 2195522, 3450106, 4391044, 6900212, 7370681, 7684327, 12075371, 14741362, 15368654, 24150742, 29482724, 30737308, 48301484, 51594767, 81077491, 84527597, 103189534, 162154982, 169055194, 206379068, 324309964, 338110388, 361163369, 567542437, 722326738, 1135084874, 1444653476, 2270169748, 3972797059, 7945594118, 15891188236]

約数ペア:

[(1, 15891188236), (2, 7945594118), (4, 3972797059), (7, 2270169748), (11, 1444653476), (14, 1135084874), (22, 722326738), (28, 567542437), (44, 361163369), (47, 338110388), (49, 324309964), (77, 206379068), (94, 169055194), (98, 162154982), (154, 103189534), (188, 84527597), (196, 81077491), (308, 51594767), (329, 48301484), (517, 30737308), (539, 29482724), (658, 24150742), (1034, 15368654), (1078, 14741362), (1316, 12075371), (2068, 7684327), (2156, 7370681), (2303, 6900212), (3619, 4391044), (4606, 3450106), (7238, 2195522), (9212, 1725053), (14476, 1097761), (25333, 627292), (50666, 313646), (101332, 156823)]