128640786

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{12329}}^1$

素因数の和:12418

約数の個数: 32

約数和(自身を含む): 269879040

約数和(自身を除く): 141238254

約数列:

[1, 2, 3, 6, 37, 47, 74, 94, 111, 141, 222, 282, 1739, 3478, 5217, 10434, 12329, 24658, 36987, 73974, 456173, 579463, 912346, 1158926, 1368519, 1738389, 2737038, 3476778, 21440131, 42880262, 64320393, 128640786]

約数ペア:

[(1, 128640786), (2, 64320393), (3, 42880262), (6, 21440131), (37, 3476778), (47, 2737038), (74, 1738389), (94, 1368519), (111, 1158926), (141, 912346), (222, 579463), (282, 456173), (1739, 73974), (3478, 36987), (5217, 24658), (10434, 12329)]