647750524

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 1230598656

約数和(自身を除く): 582848132

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 191, 212, 382, 764, 901, 941, 1802, 1882, 3247, 3604, 3764, 6494, 10123, 12988, 15997, 20246, 31994, 40492, 49873, 63988, 99746, 172091, 179731, 199492, 344182, 359462, 688364, 718924, 847841, 1695682, 3055427, 3391364, 6110854, 9525743, 12221708, 19051486, 38102972, 161937631, 323875262, 647750524]

約数ペア:

[(1, 647750524), (2, 323875262), (4, 161937631), (17, 38102972), (34, 19051486), (53, 12221708), (68, 9525743), (106, 6110854), (191, 3391364), (212, 3055427), (382, 1695682), (764, 847841), (901, 718924), (941, 688364), (1802, 359462), (1882, 344182), (3247, 199492), (3604, 179731), (3764, 172091), (6494, 99746), (10123, 63988), (12988, 49873), (15997, 40492), (20246, 31994)]