1821520139

素因数分解:

${\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1\times {\mathrm{1601}}^1$

素因数の和:2110

約数の個数: 16

約数和(自身を含む): 1934318880

約数和(自身を除く): 112798741

約数列:

[1, 19, 233, 257, 1601, 4427, 4883, 30419, 59881, 373033, 411457, 1137739, 7087627, 7817683, 95869481, 1821520139]

約数ペア:

[(1, 1821520139), (19, 95869481), (233, 7817683), (257, 7087627), (1601, 1137739), (4427, 411457), (4883, 373033), (30419, 59881)]