3247965

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 6730560

約数和(自身を除く): 3482595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 491, 735, 945, 1323, 1473, 2205, 2455, 3437, 4419, 6615, 7365, 10311, 13257, 17185, 22095, 24059, 30933, 51555, 66285, 72177, 92799, 120295, 154665, 216531, 360885, 463995, 649593, 1082655, 3247965]

約数ペア:

[(1, 3247965), (3, 1082655), (5, 649593), (7, 463995), (9, 360885), (15, 216531), (21, 154665), (27, 120295), (35, 92799), (45, 72177), (49, 66285), (63, 51555), (105, 30933), (135, 24059), (147, 22095), (189, 17185), (245, 13257), (315, 10311), (441, 7365), (491, 6615), (735, 4419), (945, 3437), (1323, 2455), (1473, 2205)]