399184432

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{367}}^1\times {\mathrm{433}}^1$

素因数の和:965

約数の個数: 40

約数和(自身を含む): 782269376

約数和(自身を除く): 383084944

約数列:

[1, 2, 4, 8, 16, 157, 314, 367, 433, 628, 734, 866, 1256, 1468, 1732, 2512, 2936, 3464, 5872, 6928, 57619, 67981, 115238, 135962, 158911, 230476, 271924, 317822, 460952, 543848, 635644, 921904, 1087696, 1271288, 2542576, 24949027, 49898054, 99796108, 199592216, 399184432]

約数ペア:

[(1, 399184432), (2, 199592216), (4, 99796108), (8, 49898054), (16, 24949027), (157, 2542576), (314, 1271288), (367, 1087696), (433, 921904), (628, 635644), (734, 543848), (866, 460952), (1256, 317822), (1468, 271924), (1732, 230476), (2512, 158911), (2936, 135962), (3464, 115238), (5872, 67981), (6928, 57619)]