28385676

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 80144064

約数和(自身を除く): 51758388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1419, 1548, 1667, 1892, 2838, 3334, 4257, 5001, 5676, 6668, 8514, 10002, 15003, 17028, 18337, 20004, 30006, 36674, 55011, 60012, 71681, 73348, 110022, 143362, 165033, 215043, 220044, 286724, 330066, 430086, 645129, 660132, 788491, 860172, 1290258, 1576982, 2365473, 2580516, 3153964, 4730946, 7096419, 9461892, 14192838, 28385676]

約数ペア:

[(1, 28385676), (2, 14192838), (3, 9461892), (4, 7096419), (6, 4730946), (9, 3153964), (11, 2580516), (12, 2365473), (18, 1576982), (22, 1290258), (33, 860172), (36, 788491), (43, 660132), (44, 645129), (66, 430086), (86, 330066), (99, 286724), (129, 220044), (132, 215043), (172, 165033), (198, 143362), (258, 110022), (387, 73348), (396, 71681), (473, 60012), (516, 55011), (774, 36674), (946, 30006), (1419, 20004), (1548, 18337), (1667, 17028), (1892, 15003), (2838, 10002), (3334, 8514), (4257, 6668), (5001, 5676)]