978013885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{1061}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 1280517120

約数和(自身を除く): 302503235

約数列:

[1, 5, 19, 31, 95, 155, 313, 589, 1061, 1565, 2945, 5305, 5947, 9703, 20159, 29735, 32891, 48515, 100795, 164455, 184357, 332093, 624929, 921785, 1660465, 3124645, 6309767, 10294883, 31548835, 51474415, 195602777, 978013885]

約数ペア:

[(1, 978013885), (5, 195602777), (19, 51474415), (31, 31548835), (95, 10294883), (155, 6309767), (313, 3124645), (589, 1660465), (1061, 921785), (1565, 624929), (2945, 332093), (5305, 184357), (5947, 164455), (9703, 100795), (20159, 48515), (29735, 32891)]