390996892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1307}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 806020992

約数和(自身を除く): 415024100

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 523, 572, 1046, 1307, 2092, 2614, 5228, 5753, 6799, 11506, 13598, 14377, 16991, 23012, 27196, 28754, 33982, 57508, 67964, 74789, 149578, 186901, 299156, 373802, 683561, 747604, 1367122, 2734244, 7519171, 8886293, 15038342, 17772586, 30076684, 35545172, 97749223, 195498446, 390996892]

約数ペア:

[(1, 390996892), (2, 195498446), (4, 97749223), (11, 35545172), (13, 30076684), (22, 17772586), (26, 15038342), (44, 8886293), (52, 7519171), (143, 2734244), (286, 1367122), (523, 747604), (572, 683561), (1046, 373802), (1307, 299156), (2092, 186901), (2614, 149578), (5228, 74789), (5753, 67964), (6799, 57508), (11506, 33982), (13598, 28754), (14377, 27196), (16991, 23012)]