81048748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{30197}}^1$

素因数の和:30273

約数の個数: 24

約数和(自身を含む): 157271184

約数和(自身を除く): 76222436

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 30197, 60394, 120788, 332167, 664334, 1328668, 1842017, 3684034, 7368068, 20262187, 40524374, 81048748]

約数ペア:

[(1, 81048748), (2, 40524374), (4, 20262187), (11, 7368068), (22, 3684034), (44, 1842017), (61, 1328668), (122, 664334), (244, 332167), (671, 120788), (1342, 60394), (2684, 30197)]