12398225

素因数分解:

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

素因数の和:402

約数の個数: 36

約数和(自身を含む): 18553500

約数和(自身を除く): 6155275

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 349, 725, 1015, 1225, 1421, 1745, 2443, 5075, 7105, 8725, 10121, 12215, 17101, 35525, 50605, 61075, 70847, 85505, 253025, 354235, 427525, 495929, 1771175, 2479645, 12398225]

約数ペア:

[(1, 12398225), (5, 2479645), (7, 1771175), (25, 495929), (29, 427525), (35, 354235), (49, 253025), (145, 85505), (175, 70847), (203, 61075), (245, 50605), (349, 35525), (725, 17101), (1015, 12215), (1225, 10121), (1421, 8725), (1745, 7105), (2443, 5075)]