1616836921

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{61381}}^1$

素因数の和:61512

約数の個数: 16

約数和(自身を含む): 1909225728

約数和(自身を除く): 292388807

約数列:

[1, 7, 53, 71, 371, 497, 3763, 26341, 61381, 429667, 3253193, 4358051, 22772351, 30506357, 230976703, 1616836921]

約数ペア:

[(1, 1616836921), (7, 230976703), (53, 30506357), (71, 22772351), (371, 4358051), (497, 3253193), (3763, 429667), (26341, 61381)]