487405821

素因数分解:

$3^1\times 7^1\times {\mathrm{5801}}^1\times {\mathrm{4001}}^1$

素因数の和:9812

約数の個数: 16

約数和(自身を含む): 743027328

約数和(自身を除く): 255621507

約数列:

[1, 3, 7, 21, 4001, 5801, 12003, 17403, 28007, 40607, 84021, 121821, 23209801, 69629403, 162468607, 487405821]

約数ペア:

[(1, 487405821), (3, 162468607), (7, 69629403), (21, 23209801), (4001, 121821), (5801, 84021), (12003, 40607), (17403, 28007)]