26977181

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 36640512

約数和(自身を除く): 9663331

約数列:

[1, 7, 11, 17, 37, 77, 119, 187, 259, 407, 557, 629, 1309, 2849, 3899, 4403, 6127, 6919, 9469, 20609, 42889, 48433, 66283, 104159, 144263, 226699, 350353, 729113, 1586893, 2452471, 3853883, 26977181]

約数ペア:

[(1, 26977181), (7, 3853883), (11, 2452471), (17, 1586893), (37, 729113), (77, 350353), (119, 226699), (187, 144263), (259, 104159), (407, 66283), (557, 48433), (629, 42889), (1309, 20609), (2849, 9469), (3899, 6919), (4403, 6127)]