38549801997

素因数分解:

$3^2\times 7^2\times {\mathrm{87414517}}^1$

素因数の和:87414537

約数の個数: 18

約数和(自身を含む): 64774157838

約数和(自身を除く): 26224355841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 87414517, 262243551, 611901619, 786730653, 1835704857, 4283311333, 5507114571, 12849933999, 38549801997]

約数ペア:

[(1, 38549801997), (3, 12849933999), (7, 5507114571), (9, 4283311333), (21, 1835704857), (49, 786730653), (63, 611901619), (147, 262243551), (441, 87414517)]