31017063

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 56033280

約数和(自身を除く): 25016217

約数列:

[1, 3, 7, 11, 19, 21, 33, 37, 57, 77, 111, 133, 191, 209, 231, 259, 399, 407, 573, 627, 703, 777, 1221, 1337, 1463, 2101, 2109, 2849, 3629, 4011, 4389, 4921, 6303, 7067, 7733, 8547, 10887, 14707, 14763, 21201, 23199, 25403, 39919, 44121, 49469, 54131, 76209, 77737, 119757, 134273, 148407, 162393, 233211, 279433, 402819, 544159, 838299, 939911, 1477003, 1632477, 2819733, 4431009, 10339021, 31017063]

約数ペア:

[(1, 31017063), (3, 10339021), (7, 4431009), (11, 2819733), (19, 1632477), (21, 1477003), (33, 939911), (37, 838299), (57, 544159), (77, 402819), (111, 279433), (133, 233211), (191, 162393), (209, 148407), (231, 134273), (259, 119757), (399, 77737), (407, 76209), (573, 54131), (627, 49469), (703, 44121), (777, 39919), (1221, 25403), (1337, 23199), (1463, 21201), (2101, 14763), (2109, 14707), (2849, 10887), (3629, 8547), (4011, 7733), (4389, 7067), (4921, 6303)]