81682396

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{4421}}^1$

素因数の和:4605

約数の個数: 24

約数和(自身を含む): 148579200

約数和(自身を除く): 66896804

約数列:

[1, 2, 4, 31, 62, 124, 149, 298, 596, 4421, 4619, 8842, 9238, 17684, 18476, 137051, 274102, 548204, 658729, 1317458, 2634916, 20420599, 40841198, 81682396]

約数ペア:

[(1, 81682396), (2, 40841198), (4, 20420599), (31, 2634916), (62, 1317458), (124, 658729), (149, 548204), (298, 274102), (596, 137051), (4421, 18476), (4619, 17684), (8842, 9238)]