195519387

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{1289}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 309104640

約数和(自身を除く): 113585253

約数列:

[1, 3, 7, 21, 31, 93, 217, 233, 651, 699, 1289, 1631, 3867, 4893, 7223, 9023, 21669, 27069, 39959, 50561, 119877, 151683, 279713, 300337, 839139, 901011, 2102359, 6307077, 9310447, 27931341, 65173129, 195519387]

約数ペア:

[(1, 195519387), (3, 65173129), (7, 27931341), (21, 9310447), (31, 6307077), (93, 2102359), (217, 901011), (233, 839139), (651, 300337), (699, 279713), (1289, 151683), (1631, 119877), (3867, 50561), (4893, 39959), (7223, 27069), (9023, 21669)]