171489605

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1709}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 244270080

約数和(自身を除く): 72780475

約数列:

[1, 5, 7, 35, 47, 61, 235, 305, 329, 427, 1645, 1709, 2135, 2867, 8545, 11963, 14335, 20069, 59815, 80323, 100345, 104249, 401615, 521245, 562261, 729743, 2811305, 3648715, 4899703, 24498515, 34297921, 171489605]

約数ペア:

[(1, 171489605), (5, 34297921), (7, 24498515), (35, 4899703), (47, 3648715), (61, 2811305), (235, 729743), (305, 562261), (329, 521245), (427, 401615), (1645, 104249), (1709, 100345), (2135, 80323), (2867, 59815), (8545, 20069), (11963, 14335)]