64993131

素因数分解:

$3^3\times 7^1\times {\mathrm{367}}^1\times {\mathrm{937}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 110458880

約数和(自身を除く): 45465749

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 367, 937, 1101, 2569, 2811, 3303, 6559, 7707, 8433, 9909, 19677, 23121, 25299, 59031, 69363, 177093, 343879, 1031637, 2407153, 3094911, 7221459, 9284733, 21664377, 64993131]

約数ペア:

[(1, 64993131), (3, 21664377), (7, 9284733), (9, 7221459), (21, 3094911), (27, 2407153), (63, 1031637), (189, 343879), (367, 177093), (937, 69363), (1101, 59031), (2569, 25299), (2811, 23121), (3303, 19677), (6559, 9909), (7707, 8433)]