1215403203

素因数分解:

$3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{24979}}^1$

素因数の和:25327

約数の個数: 24

約数和(自身を含む): 1890886080

約数和(自身を除く): 675482877

約数列:

[1, 3, 7, 21, 49, 147, 331, 993, 2317, 6951, 16219, 24979, 48657, 74937, 174853, 524559, 1223971, 3671913, 8268049, 24804147, 57876343, 173629029, 405134401, 1215403203]

約数ペア:

[(1, 1215403203), (3, 405134401), (7, 173629029), (21, 57876343), (49, 24804147), (147, 8268049), (331, 3671913), (993, 1223971), (2317, 524559), (6951, 174853), (16219, 74937), (24979, 48657)]