72028202427

素因数分解:

$3^4\times {\mathrm{977}}^1\times {\mathrm{910171}}^1$

素因数の和:911160

約数の個数: 20

約数和(自身を含む): 107707934136

約数和(自身を除く): 35679731709

約数列:

[1, 3, 9, 27, 81, 977, 2931, 8793, 26379, 79137, 910171, 2730513, 8191539, 24574617, 73723851, 889237067, 2667711201, 8003133603, 24009400809, 72028202427]

約数ペア:

[(1, 72028202427), (3, 24009400809), (9, 8003133603), (27, 2667711201), (81, 889237067), (977, 73723851), (2931, 24574617), (8793, 8191539), (26379, 2730513), (79137, 910171)]