87657773

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 110899200

約数和(自身を除く): 23241427

約数列:

[1, 7, 19, 37, 47, 133, 259, 329, 379, 703, 893, 1739, 2653, 4921, 6251, 7201, 12173, 14023, 17813, 33041, 50407, 98161, 124691, 231287, 266437, 338447, 659081, 1865059, 2369129, 4613567, 12522539, 87657773]

約数ペア:

[(1, 87657773), (7, 12522539), (19, 4613567), (37, 2369129), (47, 1865059), (133, 659081), (259, 338447), (329, 266437), (379, 231287), (703, 124691), (893, 98161), (1739, 50407), (2653, 33041), (4921, 17813), (6251, 14023), (7201, 12173)]