221539758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 503020800

約数和(自身を除く): 281481042

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 283, 319, 409, 566, 638, 818, 849, 957, 1227, 1698, 1914, 2454, 3113, 4499, 6226, 8207, 8998, 9339, 11861, 13497, 16414, 18678, 23722, 24621, 26994, 35583, 49242, 71166, 90277, 115747, 130471, 180554, 231494, 260942, 270831, 347241, 391413, 541662, 694482, 782826, 1273217, 2546434, 3356663, 3819651, 6713326, 7639302, 10069989, 20139978, 36923293, 73846586, 110769879, 221539758]

約数ペア:

[(1, 221539758), (2, 110769879), (3, 73846586), (6, 36923293), (11, 20139978), (22, 10069989), (29, 7639302), (33, 6713326), (58, 3819651), (66, 3356663), (87, 2546434), (174, 1273217), (283, 782826), (319, 694482), (409, 541662), (566, 391413), (638, 347241), (818, 270831), (849, 260942), (957, 231494), (1227, 180554), (1698, 130471), (1914, 115747), (2454, 90277), (3113, 71166), (4499, 49242), (6226, 35583), (8207, 26994), (8998, 24621), (9339, 23722), (11861, 18678), (13497, 16414)]