72987298

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 115804080

約数和(自身を除く): 42816782

約数列:

[1, 2, 41, 73, 82, 89, 137, 146, 178, 274, 2993, 3649, 5617, 5986, 6497, 7298, 10001, 11234, 12193, 12994, 20002, 24386, 266377, 410041, 499913, 532754, 820082, 890089, 999826, 1780178, 36493649, 72987298]

約数ペア:

[(1, 72987298), (2, 36493649), (41, 1780178), (73, 999826), (82, 890089), (89, 820082), (137, 532754), (146, 499913), (178, 410041), (274, 266377), (2993, 24386), (3649, 20002), (5617, 12994), (5986, 12193), (6497, 11234), (7298, 10001)]