78684390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{874271}}^1$

素因数の和:874284

約数の個数: 24

約数和(自身を含む): 204579648

約数和(自身を除く): 125895258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 874271, 1748542, 2622813, 4371355, 5245626, 7868439, 8742710, 13114065, 15736878, 26228130, 39342195, 78684390]

約数ペア:

[(1, 78684390), (2, 39342195), (3, 26228130), (5, 15736878), (6, 13114065), (9, 8742710), (10, 7868439), (15, 5245626), (18, 4371355), (30, 2622813), (45, 1748542), (90, 874271)]