268691384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83341}}^1$

素因数の和:83391

約数の個数: 32

約数和(自身を含む): 560058240

約数和(自身を除く): 291366856

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 83341, 166682, 333364, 666728, 1083433, 2166866, 2583571, 4333732, 5167142, 8667464, 10334284, 20668568, 33586423, 67172846, 134345692, 268691384]

約数ペア:

[(1, 268691384), (2, 134345692), (4, 67172846), (8, 33586423), (13, 20668568), (26, 10334284), (31, 8667464), (52, 5167142), (62, 4333732), (104, 2583571), (124, 2166866), (248, 1083433), (403, 666728), (806, 333364), (1612, 166682), (3224, 83341)]