644901117

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1335199}}^1$

素因数の和:1335232

約数の個数: 16

約数和(自身を含む): 1025433600

約数和(自身を除く): 380532483

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1335199, 4005597, 9346393, 28039179, 30709577, 92128731, 214967039, 644901117]

約数ペア:

[(1, 644901117), (3, 214967039), (7, 92128731), (21, 30709577), (23, 28039179), (69, 9346393), (161, 4005597), (483, 1335199)]