215065249

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{78577}}^1$

素因数の和:78624

約数の個数: 16

約数和(自身を含む): 271565568

約数和(自身を除く): 56500319

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 78577, 550039, 1335809, 1807271, 9350663, 12650897, 30723607, 215065249]

約数ペア:

[(1, 215065249), (7, 30723607), (17, 12650897), (23, 9350663), (119, 1807271), (161, 1335809), (391, 550039), (2737, 78577)]