81231312

素因数分解:

$2^4\times 3^1\times {\mathrm{347}}^1\times {\mathrm{4877}}^1$

素因数の和:5235

約数の個数: 40

約数和(自身を含む): 210495456

約数和(自身を除く): 129264144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 347, 694, 1041, 1388, 2082, 2776, 4164, 4877, 5552, 8328, 9754, 14631, 16656, 19508, 29262, 39016, 58524, 78032, 117048, 234096, 1692319, 3384638, 5076957, 6769276, 10153914, 13538552, 20307828, 27077104, 40615656, 81231312]

約数ペア:

[(1, 81231312), (2, 40615656), (3, 27077104), (4, 20307828), (6, 13538552), (8, 10153914), (12, 6769276), (16, 5076957), (24, 3384638), (48, 1692319), (347, 234096), (694, 117048), (1041, 78032), (1388, 58524), (2082, 39016), (2776, 29262), (4164, 19508), (4877, 16656), (5552, 14631), (8328, 9754)]