189291231

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{677}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 280073664

約数和(自身を除く): 90782433

約数列:

[1, 3, 9, 47, 141, 423, 661, 677, 1983, 2031, 5949, 6093, 31067, 31819, 93201, 95457, 279603, 286371, 447497, 1342491, 4027473, 21032359, 63097077, 189291231]

約数ペア:

[(1, 189291231), (3, 63097077), (9, 21032359), (47, 4027473), (141, 1342491), (423, 447497), (661, 286371), (677, 279603), (1983, 95457), (2031, 93201), (5949, 31819), (6093, 31067)]