551540470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4242619}}^1$

素因数の和:4242639

約数の個数: 16

約数和(自身を含む): 1069140240

約数和(自身を除く): 517599770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4242619, 8485238, 21213095, 42426190, 55154047, 110308094, 275770235, 551540470]

約数ペア:

[(1, 551540470), (2, 275770235), (5, 110308094), (10, 55154047), (13, 42426190), (26, 21213095), (65, 8485238), (130, 4242619)]