28320501

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 14862219

約数列:

[1, 3, 11, 29, 33, 87, 101, 293, 303, 319, 879, 957, 1111, 2929, 3223, 3333, 8497, 8787, 9669, 25491, 29593, 32219, 88779, 93467, 96657, 280401, 325523, 858197, 976569, 2574591, 9440167, 28320501]

約数ペア:

[(1, 28320501), (3, 9440167), (11, 2574591), (29, 976569), (33, 858197), (87, 325523), (101, 280401), (293, 96657), (303, 93467), (319, 88779), (879, 32219), (957, 29593), (1111, 25491), (2929, 9669), (3223, 8787), (3333, 8497)]