40398318

素因数分解:

$2^1\times 3^3\times {\mathrm{421}}^1\times {\mathrm{1777}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 90037920

約数和(自身を除く): 49639602

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 421, 842, 1263, 1777, 2526, 3554, 3789, 5331, 7578, 10662, 11367, 15993, 22734, 31986, 47979, 95958, 748117, 1496234, 2244351, 4488702, 6733053, 13466106, 20199159, 40398318]

約数ペア:

[(1, 40398318), (2, 20199159), (3, 13466106), (6, 6733053), (9, 4488702), (18, 2244351), (27, 1496234), (54, 748117), (421, 95958), (842, 47979), (1263, 31986), (1777, 22734), (2526, 15993), (3554, 11367), (3789, 10662), (5331, 7578)]