663983764

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{32027}}^1$

素因数の和:32175

約数の個数: 24

約数和(自身を含む): 1194516288

約数和(自身を除く): 530532524

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 5183, 10366, 20732, 32027, 64054, 128108, 2273917, 2337971, 4547834, 4675942, 9095668, 9351884, 165995941, 331991882, 663983764]

約数ペア:

[(1, 663983764), (2, 331991882), (4, 165995941), (71, 9351884), (73, 9095668), (142, 4675942), (146, 4547834), (284, 2337971), (292, 2273917), (5183, 128108), (10366, 64054), (20732, 32027)]