257671764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1022507}}^1$

素因数の和:1022524

約数の個数: 36

約数和(自身を含む): 744385824

約数和(自身を除く): 486714060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1022507, 2045014, 3067521, 4090028, 6135042, 7157549, 9202563, 12270084, 14315098, 18405126, 21472647, 28630196, 36810252, 42945294, 64417941, 85890588, 128835882, 257671764]

約数ペア:

[(1, 257671764), (2, 128835882), (3, 85890588), (4, 64417941), (6, 42945294), (7, 36810252), (9, 28630196), (12, 21472647), (14, 18405126), (18, 14315098), (21, 12270084), (28, 9202563), (36, 7157549), (42, 6135042), (63, 4090028), (84, 3067521), (126, 2045014), (252, 1022507)]