2893991905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1\times {\mathrm{2789}}^1$

素因数の和:4113

約数の個数: 32

約数和(自身を含む): 4146163200

約数和(自身を除く): 1252171295

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1289, 2789, 6445, 9023, 13945, 19523, 29647, 45115, 64147, 97615, 148235, 207529, 320735, 449029, 1037645, 2245145, 3595021, 17975105, 25165147, 82685483, 125825735, 413427415, 578798381, 2893991905]

約数ペア:

[(1, 2893991905), (5, 578798381), (7, 413427415), (23, 125825735), (35, 82685483), (115, 25165147), (161, 17975105), (805, 3595021), (1289, 2245145), (2789, 1037645), (6445, 449029), (9023, 320735), (13945, 207529), (19523, 148235), (29647, 97615), (45115, 64147)]