171619408

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{77167}}^1$

素因数の和:77314

約数の個数: 20

約数和(自身を含む): 334909120

約数和(自身を除く): 163289712

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 77167, 154334, 308668, 617336, 1234672, 10726213, 21452426, 42904852, 85809704, 171619408]

約数ペア:

[(1, 171619408), (2, 85809704), (4, 42904852), (8, 21452426), (16, 10726213), (139, 1234672), (278, 617336), (556, 308668), (1112, 154334), (2224, 77167)]