219758781

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{829}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 332265600

約数和(自身を除く): 112506819

約数列:

[1, 3, 11, 29, 33, 87, 277, 319, 829, 831, 957, 2487, 3047, 8033, 9119, 9141, 24041, 24099, 27357, 72123, 88363, 229633, 264451, 265089, 688899, 793353, 2525963, 6659357, 7577889, 19978071, 73252927, 219758781]

約数ペア:

[(1, 219758781), (3, 73252927), (11, 19978071), (29, 7577889), (33, 6659357), (87, 2525963), (277, 793353), (319, 688899), (829, 265089), (831, 264451), (957, 229633), (2487, 88363), (3047, 72123), (8033, 27357), (9119, 24099), (9141, 24041)]