201990085927

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{7879}}^1\times {\mathrm{159233}}^1$

素因数の和:167142

約数の個数: 16

約数和(自身を含む): 240914672640

約数和(自身を除く): 38924586713

約数列:

[1, 7, 23, 161, 7879, 55153, 159233, 181217, 1114631, 1268519, 3662359, 25636513, 1254596807, 8782177649, 28855726561, 201990085927]

約数ペア:

[(1, 201990085927), (7, 28855726561), (23, 8782177649), (161, 1254596807), (7879, 25636513), (55153, 3662359), (159233, 1268519), (181217, 1114631)]