77721273

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{18413}}^1$

素因数の和:18493

約数の個数: 24

約数和(自身を含む): 130223808

約数和(自身を除く): 52502535

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 18413, 55239, 128891, 165717, 386673, 1160019, 1233671, 3701013, 8635697, 11103039, 25907091, 77721273]

約数ペア:

[(1, 77721273), (3, 25907091), (7, 11103039), (9, 8635697), (21, 3701013), (63, 1233671), (67, 1160019), (201, 386673), (469, 165717), (603, 128891), (1407, 55239), (4221, 18413)]