22507639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 7352201

約数列:

[1, 7, 11, 23, 71, 77, 161, 179, 253, 497, 781, 1253, 1633, 1771, 1969, 4117, 5467, 11431, 12709, 13783, 17963, 28819, 45287, 88963, 125741, 139799, 292307, 317009, 978593, 2046149, 3215377, 22507639]

約数ペア:

[(1, 22507639), (7, 3215377), (11, 2046149), (23, 978593), (71, 317009), (77, 292307), (161, 139799), (179, 125741), (253, 88963), (497, 45287), (781, 28819), (1253, 17963), (1633, 13783), (1771, 12709), (1969, 11431), (4117, 5467)]