156955216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21751}}^1$

素因数の和:21811

約数の個数: 40

約数和(自身を含む): 339853248

約数和(自身を除く): 182898032

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 21751, 43502, 87004, 174008, 239261, 348016, 478522, 891791, 957044, 1783582, 1914088, 3567164, 3828176, 7134328, 9809701, 14268656, 19619402, 39238804, 78477608, 156955216]

約数ペア:

[(1, 156955216), (2, 78477608), (4, 39238804), (8, 19619402), (11, 14268656), (16, 9809701), (22, 7134328), (41, 3828176), (44, 3567164), (82, 1914088), (88, 1783582), (164, 957044), (176, 891791), (328, 478522), (451, 348016), (656, 239261), (902, 174008), (1804, 87004), (3608, 43502), (7216, 21751)]