139288345

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{7523}}^1$

素因数の和:7581

約数の個数: 24

約数和(自身を含む): 199717056

約数和(自身を除く): 60428711

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 805, 2645, 3703, 7523, 18515, 37615, 52661, 173029, 263305, 865145, 1211203, 3979667, 6056015, 19898335, 27857669, 139288345]

約数ペア:

[(1, 139288345), (5, 27857669), (7, 19898335), (23, 6056015), (35, 3979667), (115, 1211203), (161, 865145), (529, 263305), (805, 173029), (2645, 52661), (3703, 37615), (7523, 18515)]