131755768

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{401}}^1\times {\mathrm{613}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 251764560

約数和(自身を除く): 120008792

約数列:

[1, 2, 4, 8, 67, 134, 268, 401, 536, 613, 802, 1226, 1604, 2452, 3208, 4904, 26867, 41071, 53734, 82142, 107468, 164284, 214936, 245813, 328568, 491626, 983252, 1966504, 16469471, 32938942, 65877884, 131755768]

約数ペア:

[(1, 131755768), (2, 65877884), (4, 32938942), (8, 16469471), (67, 1966504), (134, 983252), (268, 491626), (401, 328568), (536, 245813), (613, 214936), (802, 164284), (1226, 107468), (1604, 82142), (2452, 53734), (3208, 41071), (4904, 26867)]