71993223

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9791}}^1$

素因数の和:9859

約数の個数: 24

約数和(自身を含む): 112020480

約数和(自身を除く): 40027257

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 9791, 29373, 88119, 186029, 421013, 558087, 1263039, 1674261, 3789117, 7999247, 23997741, 71993223]

約数ペア:

[(1, 71993223), (3, 23997741), (9, 7999247), (19, 3789117), (43, 1674261), (57, 1263039), (129, 558087), (171, 421013), (387, 186029), (817, 88119), (2451, 29373), (7353, 9791)]