4278519

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{601}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 7137312

約数和(自身を除く): 2858793

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 601, 791, 1017, 1803, 2373, 4207, 5409, 7119, 12621, 37863, 67913, 203739, 475391, 611217, 1426173, 4278519]

約数ペア:

[(1, 4278519), (3, 1426173), (7, 611217), (9, 475391), (21, 203739), (63, 67913), (113, 37863), (339, 12621), (601, 7119), (791, 5409), (1017, 4207), (1803, 2373)]