61385331

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 96793600

約数和(自身を除く): 35408269

約数列:

[1, 3, 7, 21, 37, 111, 199, 259, 397, 597, 777, 1191, 1393, 2779, 4179, 7363, 8337, 14689, 22089, 44067, 51541, 79003, 102823, 154623, 237009, 308469, 553021, 1659063, 2923111, 8769333, 20461777, 61385331]

約数ペア:

[(1, 61385331), (3, 20461777), (7, 8769333), (21, 2923111), (37, 1659063), (111, 553021), (199, 308469), (259, 237009), (397, 154623), (597, 102823), (777, 79003), (1191, 51541), (1393, 44067), (2779, 22089), (4179, 14689), (7363, 8337)]