28797075

素因数分解:

$3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1124

約数の個数: 36

約数和(自身を含む): 52025688

約数和(自身を除く): 23228613

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 131, 225, 393, 655, 977, 1179, 1965, 2931, 3275, 4885, 5895, 8793, 9825, 14655, 24425, 29475, 43965, 73275, 127987, 219825, 383961, 639935, 1151883, 1919805, 3199675, 5759415, 9599025, 28797075]

約数ペア:

[(1, 28797075), (3, 9599025), (5, 5759415), (9, 3199675), (15, 1919805), (25, 1151883), (45, 639935), (75, 383961), (131, 219825), (225, 127987), (393, 73275), (655, 43965), (977, 29475), (1179, 24425), (1965, 14655), (2931, 9825), (3275, 8793), (4885, 5895)]