71319423

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 111315456

約数和(自身を除く): 39996033

約数列:

[1, 3, 7, 21, 67, 173, 201, 293, 469, 519, 879, 1211, 1407, 2051, 3633, 6153, 11591, 19631, 34773, 50689, 58893, 81137, 137417, 152067, 243411, 354823, 412251, 1064469, 3396163, 10188489, 23773141, 71319423]

約数ペア:

[(1, 71319423), (3, 23773141), (7, 10188489), (21, 3396163), (67, 1064469), (173, 412251), (201, 354823), (293, 243411), (469, 152067), (519, 137417), (879, 81137), (1211, 58893), (1407, 50689), (2051, 34773), (3633, 19631), (6153, 11591)]