421657119

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{5519}}^1$

素因数の和:6191

約数の個数: 24

約数和(自身を含む): 657034560

約数和(自身を除く): 235377441

約数列:

[1, 3, 9, 13, 39, 117, 653, 1959, 5519, 5877, 8489, 16557, 25467, 49671, 71747, 76401, 215241, 645723, 3603907, 10811721, 32435163, 46850791, 140552373, 421657119]

約数ペア:

[(1, 421657119), (3, 140552373), (9, 46850791), (13, 32435163), (39, 10811721), (117, 3603907), (653, 645723), (1959, 215241), (5519, 76401), (5877, 71747), (8489, 49671), (16557, 25467)]