30972718

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 54872064

約数和(自身を除く): 23899346

約数列:

[1, 2, 7, 14, 47, 94, 103, 206, 329, 457, 658, 721, 914, 1442, 3199, 4841, 6398, 9682, 21479, 33887, 42958, 47071, 67774, 94142, 150353, 300706, 329497, 658994, 2212337, 4424674, 15486359, 30972718]

約数ペア:

[(1, 30972718), (2, 15486359), (7, 4424674), (14, 2212337), (47, 658994), (94, 329497), (103, 300706), (206, 150353), (329, 94142), (457, 67774), (658, 47071), (721, 42958), (914, 33887), (1442, 21479), (3199, 9682), (4841, 6398)]