721739268

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{26003}}^1$

素因数の和:26273

約数の個数: 48

約数和(自身を含む): 1878528960

約数和(自身を除く): 1156789692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 771, 1028, 1542, 2313, 3084, 4626, 6939, 9252, 13878, 26003, 27756, 52006, 78009, 104012, 156018, 234027, 312036, 468054, 702081, 936108, 1404162, 2808324, 6682771, 13365542, 20048313, 26731084, 40096626, 60144939, 80193252, 120289878, 180434817, 240579756, 360869634, 721739268]

約数ペア:

[(1, 721739268), (2, 360869634), (3, 240579756), (4, 180434817), (6, 120289878), (9, 80193252), (12, 60144939), (18, 40096626), (27, 26731084), (36, 20048313), (54, 13365542), (108, 6682771), (257, 2808324), (514, 1404162), (771, 936108), (1028, 702081), (1542, 468054), (2313, 312036), (3084, 234027), (4626, 156018), (6939, 104012), (9252, 78009), (13878, 52006), (26003, 27756)]