389657916

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1667}}^1$

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 1015158144

約数和(自身を除く): 625500228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 151, 172, 258, 302, 387, 453, 516, 604, 774, 906, 1359, 1548, 1667, 1812, 2718, 3334, 5001, 5436, 6493, 6668, 10002, 12986, 15003, 19479, 20004, 25972, 30006, 38958, 58437, 60012, 71681, 77916, 116874, 143362, 215043, 233748, 251717, 286724, 430086, 503434, 645129, 755151, 860172, 1006868, 1290258, 1510302, 2265453, 2580516, 3020604, 4530906, 9061812, 10823831, 21647662, 32471493, 43295324, 64942986, 97414479, 129885972, 194828958, 389657916]

約数ペア:

[(1, 389657916), (2, 194828958), (3, 129885972), (4, 97414479), (6, 64942986), (9, 43295324), (12, 32471493), (18, 21647662), (36, 10823831), (43, 9061812), (86, 4530906), (129, 3020604), (151, 2580516), (172, 2265453), (258, 1510302), (302, 1290258), (387, 1006868), (453, 860172), (516, 755151), (604, 645129), (774, 503434), (906, 430086), (1359, 286724), (1548, 251717), (1667, 233748), (1812, 215043), (2718, 143362), (3334, 116874), (5001, 77916), (5436, 71681), (6493, 60012), (6668, 58437), (10002, 38958), (12986, 30006), (15003, 25972), (19479, 20004)]