1520642721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{6949}}^1$

素因数の和:7177

約数の個数: 32

約数和(自身を含む): 2266700800

約数和(自身を除く): 746058079

約数列:

[1, 3, 13, 31, 39, 93, 181, 403, 543, 1209, 2353, 5611, 6949, 7059, 16833, 20847, 72943, 90337, 215419, 218829, 271011, 646257, 1257769, 2800447, 3773307, 8401341, 16350997, 38990839, 49052991, 116972517, 506880907, 1520642721]

約数ペア:

[(1, 1520642721), (3, 506880907), (13, 116972517), (31, 49052991), (39, 38990839), (93, 16350997), (181, 8401341), (403, 3773307), (543, 2800447), (1209, 1257769), (2353, 646257), (5611, 271011), (6949, 218829), (7059, 215419), (16833, 90337), (20847, 72943)]