253845123

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{853}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 398770176

約数和(自身を除く): 144925053

約数列:

[1, 3, 7, 21, 37, 111, 259, 383, 777, 853, 1149, 2559, 2681, 5971, 8043, 14171, 17913, 31561, 42513, 94683, 99197, 220927, 297591, 326699, 662781, 980097, 2286893, 6860679, 12087863, 36263589, 84615041, 253845123]

約数ペア:

[(1, 253845123), (3, 84615041), (7, 36263589), (21, 12087863), (37, 6860679), (111, 2286893), (259, 980097), (383, 662781), (777, 326699), (853, 297591), (1149, 220927), (2559, 99197), (2681, 94683), (5971, 42513), (8043, 31561), (14171, 17913)]