28120456259

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{9661}}^1$

素因数の和:9971

約数の個数: 32

約数和(自身を含む): 34059709440

約数和(自身を除く): 5939253181

約数列:

[1, 7, 23, 101, 161, 179, 707, 1253, 2323, 4117, 9661, 16261, 18079, 28819, 67627, 126553, 222203, 415817, 975761, 1555421, 1729319, 2910719, 6830327, 12105233, 22442503, 39774337, 157097521, 174661219, 278420359, 1222628533, 4017208037, 28120456259]

約数ペア:

[(1, 28120456259), (7, 4017208037), (23, 1222628533), (101, 278420359), (161, 174661219), (179, 157097521), (707, 39774337), (1253, 22442503), (2323, 12105233), (4117, 6830327), (9661, 2910719), (16261, 1729319), (18079, 1555421), (28819, 975761), (67627, 415817), (126553, 222203)]