256947144

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{159793}}^1$

素因数の和:159869

約数の個数: 32

約数和(自身を含む): 651959520

約数和(自身を除く): 395012376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 159793, 319586, 479379, 639172, 958758, 1278344, 1917516, 3835032, 10706131, 21412262, 32118393, 42824524, 64236786, 85649048, 128473572, 256947144]

約数ペア:

[(1, 256947144), (2, 128473572), (3, 85649048), (4, 64236786), (6, 42824524), (8, 32118393), (12, 21412262), (24, 10706131), (67, 3835032), (134, 1917516), (201, 1278344), (268, 958758), (402, 639172), (536, 479379), (804, 319586), (1608, 159793)]