1223635641

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{821}}^1\times {\mathrm{1889}}^1$

素因数の和:2976

約数の個数: 16

約数和(自身を含む): 1640580480

約数和(自身を除く): 416944839

約数列:

[1, 3, 263, 789, 821, 1889, 2463, 5667, 215923, 496807, 647769, 1490421, 1550869, 4652607, 407878547, 1223635641]

約数ペア:

[(1, 1223635641), (3, 407878547), (263, 4652607), (789, 1550869), (821, 1490421), (1889, 647769), (2463, 496807), (5667, 215923)]