189455679

素因数分解:

$3^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 327262208

約数和(自身を除く): 137806529

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 243, 381, 567, 877, 889, 1143, 1701, 2631, 2667, 3429, 6139, 7893, 8001, 10287, 18417, 23679, 24003, 30861, 55251, 71037, 72009, 111379, 165753, 213111, 216027, 334137, 497259, 779653, 1002411, 1491777, 2338959, 3007233, 7016877, 9021699, 21050631, 27065097, 63151893, 189455679]

約数ペア:

[(1, 189455679), (3, 63151893), (7, 27065097), (9, 21050631), (21, 9021699), (27, 7016877), (63, 3007233), (81, 2338959), (127, 1491777), (189, 1002411), (243, 779653), (381, 497259), (567, 334137), (877, 216027), (889, 213111), (1143, 165753), (1701, 111379), (2631, 72009), (2667, 71037), (3429, 55251), (6139, 30861), (7893, 24003), (8001, 23679), (10287, 18417)]