421030455

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 682483968

約数和(自身を除く): 261453513

約数列:

[1, 3, 5, 15, 137, 211, 411, 633, 685, 971, 1055, 2055, 2913, 3165, 4855, 14565, 28907, 86721, 133027, 144535, 204881, 399081, 433605, 614643, 665135, 1024405, 1995405, 3073215, 28068697, 84206091, 140343485, 421030455]

約数ペア:

[(1, 421030455), (3, 140343485), (5, 84206091), (15, 28068697), (137, 3073215), (211, 1995405), (411, 1024405), (633, 665135), (685, 614643), (971, 433605), (1055, 399081), (2055, 204881), (2913, 144535), (3165, 133027), (4855, 86721), (14565, 28907)]