155392376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18731}}^1$

素因数の和:18815

約数の個数: 32

約数和(自身を含む): 313573680

約数和(自身を除く): 158181304

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 4148, 8296, 18731, 37462, 74924, 149848, 318427, 636854, 1142591, 1273708, 2285182, 2547416, 4570364, 9140728, 19424047, 38848094, 77696188, 155392376]

約数ペア:

[(1, 155392376), (2, 77696188), (4, 38848094), (8, 19424047), (17, 9140728), (34, 4570364), (61, 2547416), (68, 2285182), (122, 1273708), (136, 1142591), (244, 636854), (488, 318427), (1037, 149848), (2074, 74924), (4148, 37462), (8296, 18731)]