191508921

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 288921600

約数和(自身を除く): 97412679

約数列:

[1, 3, 9, 27, 107, 151, 321, 439, 453, 963, 1317, 1359, 2889, 3951, 4077, 11853, 16157, 46973, 48471, 66289, 140919, 145413, 198867, 422757, 436239, 596601, 1268271, 1789803, 7092923, 21278769, 63836307, 191508921]

約数ペア:

[(1, 191508921), (3, 63836307), (9, 21278769), (27, 7092923), (107, 1789803), (151, 1268271), (321, 596601), (439, 436239), (453, 422757), (963, 198867), (1317, 145413), (1359, 140919), (2889, 66289), (3951, 48471), (4077, 46973), (11853, 16157)]