1285455836

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{7699}}^1$

素因数の和:7866

約数の個数: 48

約数和(自身を含む): 2638944000

約数和(自身を除く): 1353488164

約数列:

[1, 2, 4, 7, 14, 28, 67, 89, 134, 178, 268, 356, 469, 623, 938, 1246, 1876, 2492, 5963, 7699, 11926, 15398, 23852, 30796, 41741, 53893, 83482, 107786, 166964, 215572, 515833, 685211, 1031666, 1370422, 2063332, 2740844, 3610831, 4796477, 7221662, 9592954, 14443324, 19185908, 45909137, 91818274, 183636548, 321363959, 642727918, 1285455836]

約数ペア:

[(1, 1285455836), (2, 642727918), (4, 321363959), (7, 183636548), (14, 91818274), (28, 45909137), (67, 19185908), (89, 14443324), (134, 9592954), (178, 7221662), (268, 4796477), (356, 3610831), (469, 2740844), (623, 2063332), (938, 1370422), (1246, 1031666), (1876, 685211), (2492, 515833), (5963, 215572), (7699, 166964), (11926, 107786), (15398, 83482), (23852, 53893), (30796, 41741)]