211727374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1543}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 351290880

約数和(自身を除く): 139563506

約数列:

[1, 2, 19, 23, 38, 46, 157, 314, 437, 874, 1543, 2983, 3086, 3611, 5966, 7222, 29317, 35489, 58634, 68609, 70978, 137218, 242251, 484502, 674291, 1348582, 4602769, 5571773, 9205538, 11143546, 105863687, 211727374]

約数ペア:

[(1, 211727374), (2, 105863687), (19, 11143546), (23, 9205538), (38, 5571773), (46, 4602769), (157, 1348582), (314, 674291), (437, 484502), (874, 242251), (1543, 137218), (2983, 70978), (3086, 68609), (3611, 58634), (5966, 35489), (7222, 29317)]