724336587

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 1189328000

約数和(自身を除く): 464991413

約数列:

[1, 3, 9, 13, 27, 39, 73, 81, 117, 219, 243, 349, 351, 657, 729, 949, 1047, 1053, 1971, 2187, 2847, 3141, 3159, 4537, 5913, 8541, 9423, 9477, 13611, 17739, 25477, 25623, 28269, 28431, 40833, 53217, 76431, 76869, 84807, 122499, 159651, 229293, 230607, 254421, 331201, 367497, 687879, 691821, 763263, 993603, 1102491, 2063637, 2075463, 2980809, 3307473, 6190911, 8942427, 9922419, 18572733, 26827281, 55718199, 80481843, 241445529, 724336587]

約数ペア:

[(1, 724336587), (3, 241445529), (9, 80481843), (13, 55718199), (27, 26827281), (39, 18572733), (73, 9922419), (81, 8942427), (117, 6190911), (219, 3307473), (243, 2980809), (349, 2075463), (351, 2063637), (657, 1102491), (729, 993603), (949, 763263), (1047, 691821), (1053, 687879), (1971, 367497), (2187, 331201), (2847, 254421), (3141, 230607), (3159, 229293), (4537, 159651), (5913, 122499), (8541, 84807), (9423, 76869), (9477, 76431), (13611, 53217), (17739, 40833), (25477, 28431), (25623, 28269)]