2615661321

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131249}}^1$

素因数の和:131345

約数の個数: 32

約数和(自身を含む): 4351200000

約数和(自身を除く): 1735538679

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 6643, 19929, 131249, 393747, 918743, 1706237, 2756229, 5118711, 9581177, 11943659, 28743531, 35830977, 67068239, 124555301, 201204717, 373665903, 871887107, 2615661321]

約数ペア:

[(1, 2615661321), (3, 871887107), (7, 373665903), (13, 201204717), (21, 124555301), (39, 67068239), (73, 35830977), (91, 28743531), (219, 11943659), (273, 9581177), (511, 5118711), (949, 2756229), (1533, 1706237), (2847, 918743), (6643, 393747), (19929, 131249)]