128778845842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2457893}}^1$

素因数の和:2458002

約数の個数: 32

約数和(自身を含む): 216609282432

約数和(自身を除く): 87830436590

約数列:

[1, 2, 17, 23, 34, 46, 67, 134, 391, 782, 1139, 1541, 2278, 3082, 26197, 52394, 2457893, 4915786, 41784181, 56531539, 83568362, 113063078, 164678831, 329357662, 961036163, 1922072326, 2799540127, 3787613113, 5599080254, 7575226226, 64389422921, 128778845842]

約数ペア:

[(1, 128778845842), (2, 64389422921), (17, 7575226226), (23, 5599080254), (34, 3787613113), (46, 2799540127), (67, 1922072326), (134, 961036163), (391, 329357662), (782, 164678831), (1139, 113063078), (1541, 83568362), (2278, 56531539), (3082, 41784181), (26197, 4915786), (52394, 2457893)]