1406403

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 20

約数和(自身を含む): 2134440

約数和(自身を除く): 728037

約数列:

[1, 3, 9, 27, 81, 97, 179, 291, 537, 873, 1611, 2619, 4833, 7857, 14499, 17363, 52089, 156267, 468801, 1406403]

約数ペア:

[(1, 1406403), (3, 468801), (9, 156267), (27, 52089), (81, 17363), (97, 14499), (179, 7857), (291, 4833), (537, 2619), (873, 1611)]