1220774401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{7489}}^1$

素因数の和:7609

約数の個数: 32

約数和(自身を含む): 1596268800

約数和(自身を除く): 375494399

約数列:

[1, 7, 11, 29, 73, 77, 203, 319, 511, 803, 2117, 2233, 5621, 7489, 14819, 23287, 52423, 82379, 163009, 217181, 546697, 576653, 1520267, 2388991, 3826879, 6013667, 15854213, 16722937, 42095669, 110979491, 174396343, 1220774401]

約数ペア:

[(1, 1220774401), (7, 174396343), (11, 110979491), (29, 42095669), (73, 16722937), (77, 15854213), (203, 6013667), (319, 3826879), (511, 2388991), (803, 1520267), (2117, 576653), (2233, 546697), (5621, 217181), (7489, 163009), (14819, 82379), (23287, 52423)]