397445937

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1\times {\mathrm{433}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 614127360

約数和(自身を除く): 216681423

約数列:

[1, 3, 7, 21, 109, 327, 401, 433, 763, 1203, 1299, 2289, 2807, 3031, 8421, 9093, 43709, 47197, 131127, 141591, 173633, 305963, 330379, 520899, 917889, 991137, 1215431, 3646293, 18925997, 56777991, 132481979, 397445937]

約数ペア:

[(1, 397445937), (3, 132481979), (7, 56777991), (21, 18925997), (109, 3646293), (327, 1215431), (401, 991137), (433, 917889), (763, 520899), (1203, 330379), (1299, 305963), (2289, 173633), (2807, 141591), (3031, 131127), (8421, 47197), (9093, 43709)]