12687155313

素因数分解:

$3^1\times 7^4\times {\mathrm{1761371}}^1$

素因数の和:1761402

約数の個数: 20

約数和(自身を含む): 19734411888

約数和(自身を除く): 7047256575

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 1761371, 5284113, 12329597, 36988791, 86307179, 258921537, 604150253, 1812450759, 4229051771, 12687155313]

約数ペア:

[(1, 12687155313), (3, 4229051771), (7, 1812450759), (21, 604150253), (49, 258921537), (147, 86307179), (343, 36988791), (1029, 12329597), (2401, 5284113), (7203, 1761371)]