72243215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{353}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 96421104

約数和(自身を除く): 24177889

約数列:

[1, 5, 11, 55, 61, 305, 353, 671, 1765, 3355, 3721, 3883, 18605, 19415, 21533, 40931, 107665, 204655, 236863, 1184315, 1313513, 6567565, 14448643, 72243215]

約数ペア:

[(1, 72243215), (5, 14448643), (11, 6567565), (55, 1313513), (61, 1184315), (305, 236863), (353, 204655), (671, 107665), (1765, 40931), (3355, 21533), (3721, 19415), (3883, 18605)]