17970445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3989}}^1$

素因数の和:4064

約数の個数: 16

約数和(自身を含む): 23269680

約数和(自身を除く): 5299235

約数列:

[1, 5, 17, 53, 85, 265, 901, 3989, 4505, 19945, 67813, 211417, 339065, 1057085, 3594089, 17970445]

約数ペア:

[(1, 17970445), (5, 3594089), (17, 1057085), (53, 339065), (85, 211417), (265, 67813), (901, 19945), (3989, 4505)]