2842581

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{607}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 4358144

約数和(自身を除く): 1515563

約数列:

[1, 3, 7, 21, 223, 607, 669, 1561, 1821, 4249, 4683, 12747, 135361, 406083, 947527, 2842581]

約数ペア:

[(1, 2842581), (3, 947527), (7, 406083), (21, 135361), (223, 12747), (607, 4683), (669, 4249), (1561, 1821)]