239303512

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 524966400

約数和(自身を除く): 285662888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 139, 142, 278, 284, 433, 497, 556, 568, 866, 973, 994, 1112, 1732, 1946, 1988, 3031, 3464, 3892, 3976, 6062, 7784, 9869, 12124, 19738, 24248, 30743, 39476, 60187, 61486, 69083, 78952, 120374, 122972, 138166, 215201, 240748, 245944, 276332, 421309, 430402, 481496, 552664, 842618, 860804, 1685236, 1721608, 3370472, 4273277, 8546554, 17093108, 29912939, 34186216, 59825878, 119651756, 239303512]

約数ペア:

[(1, 239303512), (2, 119651756), (4, 59825878), (7, 34186216), (8, 29912939), (14, 17093108), (28, 8546554), (56, 4273277), (71, 3370472), (139, 1721608), (142, 1685236), (278, 860804), (284, 842618), (433, 552664), (497, 481496), (556, 430402), (568, 421309), (866, 276332), (973, 245944), (994, 240748), (1112, 215201), (1732, 138166), (1946, 122972), (1988, 120374), (3031, 78952), (3464, 69083), (3892, 61486), (3976, 60187), (6062, 39476), (7784, 30743), (9869, 24248), (12124, 19738)]