1218356109

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{11617}}^1$

素因数の和:11937

約数の個数: 24

約数和(自身を含む): 1807574912

約数和(自身を除く): 589218803

約数列:

[1, 3, 9, 43, 129, 271, 387, 813, 2439, 11617, 11653, 34851, 34959, 104553, 104877, 499531, 1498593, 3148207, 4495779, 9444621, 28333863, 135372901, 406118703, 1218356109]

約数ペア:

[(1, 1218356109), (3, 406118703), (9, 135372901), (43, 28333863), (129, 9444621), (271, 4495779), (387, 3148207), (813, 1498593), (2439, 499531), (11617, 104877), (11653, 104553), (34851, 34959)]