197881489

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{12487}}^1$

素因数の和:12576

約数の個数: 16

約数和(自身を含む): 226582272

約数和(自身を除く): 28700783

約数列:

[1, 13, 23, 53, 299, 689, 1219, 12487, 15847, 162331, 287201, 661811, 3733613, 8603543, 15221653, 197881489]

約数ペア:

[(1, 197881489), (13, 15221653), (23, 8603543), (53, 3733613), (299, 661811), (689, 287201), (1219, 162331), (12487, 15847)]