3975867

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 6616064

約数和(自身を除く): 2640197

約数列:

[1, 3, 7, 9, 21, 63, 223, 283, 669, 849, 1561, 1981, 2007, 2547, 4683, 5943, 14049, 17829, 63109, 189327, 441763, 567981, 1325289, 3975867]

約数ペア:

[(1, 3975867), (3, 1325289), (7, 567981), (9, 441763), (21, 189327), (63, 63109), (223, 17829), (283, 14049), (669, 5943), (849, 4683), (1561, 2547), (1981, 2007)]