1263669921

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{677}}^1\times {\mathrm{1321}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 1841033064

約数和(自身を除く): 577363143

約数列:

[1, 3, 9, 157, 471, 677, 1321, 1413, 2031, 3963, 6093, 11889, 106289, 207397, 318867, 622191, 894317, 956601, 1866573, 2682951, 8048853, 140407769, 421223307, 1263669921]

約数ペア:

[(1, 1263669921), (3, 421223307), (9, 140407769), (157, 8048853), (471, 2682951), (677, 1866573), (1321, 956601), (1413, 894317), (2031, 622191), (3963, 318867), (6093, 207397), (11889, 106289)]