1269884

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 3064320

約数和(自身を除く): 1794436

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 49, 62, 76, 77, 98, 124, 133, 154, 196, 209, 217, 266, 308, 341, 418, 434, 532, 539, 589, 682, 836, 868, 931, 1078, 1178, 1364, 1463, 1519, 1862, 2156, 2356, 2387, 2926, 3038, 3724, 4123, 4774, 5852, 6076, 6479, 8246, 9548, 10241, 12958, 16492, 16709, 20482, 25916, 28861, 33418, 40964, 45353, 57722, 66836, 90706, 115444, 181412, 317471, 634942, 1269884]

約数ペア:

[(1, 1269884), (2, 634942), (4, 317471), (7, 181412), (11, 115444), (14, 90706), (19, 66836), (22, 57722), (28, 45353), (31, 40964), (38, 33418), (44, 28861), (49, 25916), (62, 20482), (76, 16709), (77, 16492), (98, 12958), (124, 10241), (133, 9548), (154, 8246), (196, 6479), (209, 6076), (217, 5852), (266, 4774), (308, 4123), (341, 3724), (418, 3038), (434, 2926), (532, 2387), (539, 2356), (589, 2156), (682, 1862), (836, 1519), (868, 1463), (931, 1364), (1078, 1178)]