128787336

素因数分解:

$2^3\times 3^2\times {\mathrm{491}}^1\times {\mathrm{3643}}^1$

素因数の和:4146

約数の個数: 48

約数和(自身を含む): 349605360

約数和(自身を除く): 220818024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 491, 982, 1473, 1964, 2946, 3643, 3928, 4419, 5892, 7286, 8838, 10929, 11784, 14572, 17676, 21858, 29144, 32787, 35352, 43716, 65574, 87432, 131148, 262296, 1788713, 3577426, 5366139, 7154852, 10732278, 14309704, 16098417, 21464556, 32196834, 42929112, 64393668, 128787336]

約数ペア:

[(1, 128787336), (2, 64393668), (3, 42929112), (4, 32196834), (6, 21464556), (8, 16098417), (9, 14309704), (12, 10732278), (18, 7154852), (24, 5366139), (36, 3577426), (72, 1788713), (491, 262296), (982, 131148), (1473, 87432), (1964, 65574), (2946, 43716), (3643, 35352), (3928, 32787), (4419, 29144), (5892, 21858), (7286, 17676), (8838, 14572), (10929, 11784)]