172246672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{828109}}^1$

素因数の和:828130

約数の個数: 20

約数和(自身を含む): 359399740

約数和(自身を除く): 187153068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 828109, 1656218, 3312436, 6624872, 10765417, 13249744, 21530834, 43061668, 86123336, 172246672]

約数ペア:

[(1, 172246672), (2, 86123336), (4, 43061668), (8, 21530834), (13, 13249744), (16, 10765417), (26, 6624872), (52, 3312436), (104, 1656218), (208, 828109)]