408850415

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1129}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 531118080

約数和(自身を除く): 122267665

約数列:

[1, 5, 23, 47, 67, 115, 235, 335, 1081, 1129, 1541, 3149, 5405, 5645, 7705, 15745, 25967, 53063, 72427, 75643, 129835, 265315, 362135, 378215, 1220449, 1739789, 3555221, 6102245, 8698945, 17776105, 81770083, 408850415]

約数ペア:

[(1, 408850415), (5, 81770083), (23, 17776105), (47, 8698945), (67, 6102245), (115, 3555221), (235, 1739789), (335, 1220449), (1081, 378215), (1129, 362135), (1541, 265315), (3149, 129835), (5405, 75643), (5645, 72427), (7705, 53063), (15745, 25967)]