1656028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 3218544

約数和(自身を除く): 1562516

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 617, 671, 1234, 1342, 2468, 2684, 6787, 13574, 27148, 37637, 75274, 150548, 414007, 828014, 1656028]

約数ペア:

[(1, 1656028), (2, 828014), (4, 414007), (11, 150548), (22, 75274), (44, 37637), (61, 27148), (122, 13574), (244, 6787), (617, 2684), (671, 2468), (1234, 1342)]