420721214199

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{26505463}}^1$

素因数の和:26505527

約数の個数: 32

約数和(自身を含む): 676843528704

約数和(自身を除く): 256122314505

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1443, 5291, 15873, 26505463, 79516389, 291560093, 344571019, 874680279, 980702131, 1033713057, 2942106393, 3790281209, 10787723441, 11370843627, 12749127703, 32363170323, 38247383109, 140240404733, 420721214199]

約数ペア:

[(1, 420721214199), (3, 140240404733), (11, 38247383109), (13, 32363170323), (33, 12749127703), (37, 11370843627), (39, 10787723441), (111, 3790281209), (143, 2942106393), (407, 1033713057), (429, 980702131), (481, 874680279), (1221, 344571019), (1443, 291560093), (5291, 79516389), (15873, 26505463)]