228909891

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2719}}^1$

素因数の和:2959

約数の個数: 32

約数和(自身を含む): 369049600

約数和(自身を除く): 140139709

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 399, 633, 1477, 2719, 4009, 4431, 8157, 12027, 19033, 28063, 51661, 57099, 84189, 154983, 361627, 573709, 1084881, 1721127, 4015963, 10900471, 12047889, 32701413, 76303297, 228909891]

約数ペア:

[(1, 228909891), (3, 76303297), (7, 32701413), (19, 12047889), (21, 10900471), (57, 4015963), (133, 1721127), (211, 1084881), (399, 573709), (633, 361627), (1477, 154983), (2719, 84189), (4009, 57099), (4431, 51661), (8157, 28063), (12027, 19033)]