71909705

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^2\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 104258700

約数和(自身を除く): 32348995

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 349, 841, 1015, 1421, 1745, 2443, 4205, 5887, 7105, 10121, 12215, 17101, 29435, 41209, 50605, 70847, 85505, 206045, 293509, 354235, 495929, 1467545, 2054563, 2479645, 10272815, 14381941, 71909705]

約数ペア:

[(1, 71909705), (5, 14381941), (7, 10272815), (29, 2479645), (35, 2054563), (49, 1467545), (145, 495929), (203, 354235), (245, 293509), (349, 206045), (841, 85505), (1015, 70847), (1421, 50605), (1745, 41209), (2443, 29435), (4205, 17101), (5887, 12215), (7105, 10121)]