31351852

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 66286080

約数和(自身を除く): 34934228

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 547, 623, 644, 1094, 1246, 2047, 2188, 2492, 3829, 4094, 7658, 8188, 12581, 14329, 15316, 25162, 28658, 48683, 50324, 57316, 88067, 97366, 176134, 194732, 340781, 352268, 681562, 1119709, 1363124, 2239418, 4478836, 7837963, 15675926, 31351852]

約数ペア:

[(1, 31351852), (2, 15675926), (4, 7837963), (7, 4478836), (14, 2239418), (23, 1363124), (28, 1119709), (46, 681562), (89, 352268), (92, 340781), (161, 194732), (178, 176134), (322, 97366), (356, 88067), (547, 57316), (623, 50324), (644, 48683), (1094, 28658), (1246, 25162), (2047, 15316), (2188, 14329), (2492, 12581), (3829, 8188), (4094, 7658)]