71662396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{307}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 137548488

約数和(自身を除く): 65886092

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 307, 614, 871, 1228, 1742, 3484, 3991, 4489, 7982, 8978, 15964, 17956, 20569, 41138, 58357, 82276, 116714, 233428, 267397, 534794, 1069588, 1378123, 2756246, 5512492, 17915599, 35831198, 71662396]

約数ペア:

[(1, 71662396), (2, 35831198), (4, 17915599), (13, 5512492), (26, 2756246), (52, 1378123), (67, 1069588), (134, 534794), (268, 267397), (307, 233428), (614, 116714), (871, 82276), (1228, 58357), (1742, 41138), (3484, 20569), (3991, 17956), (4489, 15964), (7982, 8978)]