2019398913

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{3083}}^1$

素因数の和:3414

約数の個数: 48

約数和(自身を含む): 3437006976

約数和(自身を除く): 1417608063

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 281, 333, 777, 843, 1967, 2331, 2529, 3083, 5901, 9249, 10397, 17703, 21581, 27747, 31191, 64743, 72779, 93573, 114071, 194229, 218337, 342213, 655011, 798497, 866323, 1026639, 2395491, 2598969, 6064261, 7186473, 7796907, 18192783, 32053951, 54578349, 96161853, 224377657, 288485559, 673132971, 2019398913]

約数ペア:

[(1, 2019398913), (3, 673132971), (7, 288485559), (9, 224377657), (21, 96161853), (37, 54578349), (63, 32053951), (111, 18192783), (259, 7796907), (281, 7186473), (333, 6064261), (777, 2598969), (843, 2395491), (1967, 1026639), (2331, 866323), (2529, 798497), (3083, 655011), (5901, 342213), (9249, 218337), (10397, 194229), (17703, 114071), (21581, 93573), (27747, 72779), (31191, 64743)]