18378889179

素因数分解:

$3^1\times 7^2\times {\mathrm{1931}}^1\times {\mathrm{64747}}^1$

素因数の和:66695

約数の個数: 24

約数和(自身を含む): 28521235008

約数和(自身を除く): 10142345829

約数列:

[1, 3, 7, 21, 49, 147, 1931, 5793, 13517, 40551, 64747, 94619, 194241, 283857, 453229, 1359687, 3172603, 9517809, 125026457, 375079371, 875185199, 2625555597, 6126296393, 18378889179]

約数ペア:

[(1, 18378889179), (3, 6126296393), (7, 2625555597), (21, 875185199), (49, 375079371), (147, 125026457), (1931, 9517809), (5793, 3172603), (13517, 1359687), (40551, 453229), (64747, 283857), (94619, 194241)]