216819105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{850271}}^1$

素因数の和:850296

約数の個数: 16

約数和(自身を含む): 367317504

約数和(自身を除く): 150498399

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 850271, 2550813, 4251355, 12754065, 14454607, 43363821, 72273035, 216819105]

約数ペア:

[(1, 216819105), (3, 72273035), (5, 43363821), (15, 14454607), (17, 12754065), (51, 4251355), (85, 2550813), (255, 850271)]