1291228743

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{86969}}^1$

素因数の和:87087

約数の個数: 24

約数和(自身を含む): 2022574320

約数和(自身を除く): 731345577

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 14847, 86969, 260907, 608783, 1826349, 4261481, 8783869, 12784443, 26351607, 61487083, 184461249, 430409581, 1291228743]

約数ペア:

[(1, 1291228743), (3, 430409581), (7, 184461249), (21, 61487083), (49, 26351607), (101, 12784443), (147, 8783869), (303, 4261481), (707, 1826349), (2121, 608783), (4949, 260907), (14847, 86969)]