17917389

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 32011200

約数和(自身を除く): 14093811

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 467, 609, 783, 1323, 1401, 1421, 1827, 3269, 4203, 4263, 5481, 9807, 12609, 12789, 13543, 22883, 29421, 38367, 40629, 68649, 88263, 94801, 121887, 205947, 284403, 365661, 617841, 663607, 853209, 1990821, 2559627, 5972463, 17917389]

約数ペア:

[(1, 17917389), (3, 5972463), (7, 2559627), (9, 1990821), (21, 853209), (27, 663607), (29, 617841), (49, 365661), (63, 284403), (87, 205947), (147, 121887), (189, 94801), (203, 88263), (261, 68649), (441, 40629), (467, 38367), (609, 29421), (783, 22883), (1323, 13543), (1401, 12789), (1421, 12609), (1827, 9807), (3269, 5481), (4203, 4263)]