128738286

素因数分解:

$2^1\times 3^2\times {\mathrm{659}}^1\times {\mathrm{10853}}^1$

素因数の和:11520

約数の個数: 24

約数和(自身を含む): 279381960

約数和(自身を除く): 150643674

約数列:

[1, 2, 3, 6, 9, 18, 659, 1318, 1977, 3954, 5931, 10853, 11862, 21706, 32559, 65118, 97677, 195354, 7152127, 14304254, 21456381, 42912762, 64369143, 128738286]

約数ペア:

[(1, 128738286), (2, 64369143), (3, 42912762), (6, 21456381), (9, 14304254), (18, 7152127), (659, 195354), (1318, 97677), (1977, 65118), (3954, 32559), (5931, 21706), (10853, 11862)]