728254945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{4229}}^1$

素因数の和:4377

約数の個数: 32

約数和(自身を含む): 994083840

約数和(自身を除く): 265828895

約数列:

[1, 5, 11, 31, 55, 101, 155, 341, 505, 1111, 1705, 3131, 4229, 5555, 15655, 21145, 34441, 46519, 131099, 172205, 232595, 427129, 655495, 1442089, 2135645, 4698419, 7210445, 13240999, 23492095, 66204995, 145650989, 728254945]

約数ペア:

[(1, 728254945), (5, 145650989), (11, 66204995), (31, 23492095), (55, 13240999), (101, 7210445), (155, 4698419), (341, 2135645), (505, 1442089), (1111, 655495), (1705, 427129), (3131, 232595), (4229, 172205), (5555, 131099), (15655, 46519), (21145, 34441)]