397666101

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{266711}}^1$

素因数の和:266792

約数の個数: 16

約数和(自身を含む): 614504448

約数和(自身を除く): 216838347

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 266711, 800133, 1866977, 5600931, 18936481, 56809443, 132555367, 397666101]

約数ペア:

[(1, 397666101), (3, 132555367), (7, 56809443), (21, 18936481), (71, 5600931), (213, 1866977), (497, 800133), (1491, 266711)]