78685486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3449}}^1$

素因数の和:3540

約数の個数: 32

約数和(自身を含む): 138607200

約数和(自身を除く): 59921714

約数列:

[1, 2, 11, 17, 22, 34, 61, 122, 187, 374, 671, 1037, 1342, 2074, 3449, 6898, 11407, 22814, 37939, 58633, 75878, 117266, 210389, 420778, 644963, 1289926, 2314279, 3576613, 4628558, 7153226, 39342743, 78685486]

約数ペア:

[(1, 78685486), (2, 39342743), (11, 7153226), (17, 4628558), (22, 3576613), (34, 2314279), (61, 1289926), (122, 644963), (187, 420778), (374, 210389), (671, 117266), (1037, 75878), (1342, 58633), (2074, 37939), (3449, 22814), (6898, 11407)]