71071516

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{523}}^1\times {\mathrm{641}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 127162224

約数和(自身を除く): 56090708

約数列:

[1, 2, 4, 53, 106, 212, 523, 641, 1046, 1282, 2092, 2564, 27719, 33973, 55438, 67946, 110876, 135892, 335243, 670486, 1340972, 17767879, 35535758, 71071516]

約数ペア:

[(1, 71071516), (2, 35535758), (4, 17767879), (53, 1340972), (106, 670486), (212, 335243), (523, 135892), (641, 110876), (1046, 67946), (1282, 55438), (2092, 33973), (2564, 27719)]