128789416

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{135283}}^1$

素因数の和:135313

約数の個数: 32

約数和(自身を含む): 292213440

約数和(自身を除く): 163424024

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 135283, 270566, 541132, 946981, 1082264, 1893962, 2299811, 3787924, 4599622, 7575848, 9199244, 16098677, 18398488, 32197354, 64394708, 128789416]

約数ペア:

[(1, 128789416), (2, 64394708), (4, 32197354), (7, 18398488), (8, 16098677), (14, 9199244), (17, 7575848), (28, 4599622), (34, 3787924), (56, 2299811), (68, 1893962), (119, 1082264), (136, 946981), (238, 541132), (476, 270566), (952, 135283)]