258224668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8498

約数の個数: 48

約数和(自身を含む): 528855040

約数和(自身を除く): 270630372

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 7657, 8431, 15314, 16862, 30628, 33724, 109603, 160189, 219206, 261361, 320378, 438412, 522722, 640756, 1045444, 2082457, 3397693, 4164914, 4965859, 6795386, 8329828, 9931718, 13590772, 19863436, 64556167, 129112334, 258224668]

約数ペア:

[(1, 258224668), (2, 129112334), (4, 64556167), (13, 19863436), (19, 13590772), (26, 9931718), (31, 8329828), (38, 6795386), (52, 4965859), (62, 4164914), (76, 3397693), (124, 2082457), (247, 1045444), (403, 640756), (494, 522722), (589, 438412), (806, 320378), (988, 261361), (1178, 219206), (1612, 160189), (2356, 109603), (7657, 33724), (8431, 30628), (15314, 16862)]