207636723

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 372556800

約数和(自身を除く): 164920077

約数列:

[1, 3, 7, 9, 21, 27, 29, 43, 63, 87, 129, 189, 203, 261, 301, 387, 609, 783, 881, 903, 1161, 1247, 1827, 2643, 2709, 3741, 5481, 6167, 7929, 8127, 8729, 11223, 18501, 23787, 25549, 26187, 33669, 37883, 55503, 76647, 78561, 113649, 166509, 178843, 229941, 235683, 265181, 340947, 536529, 689823, 795543, 1022841, 1098607, 1609587, 2386629, 3295821, 4828761, 7159887, 7690249, 9887463, 23070747, 29662389, 69212241, 207636723]

約数ペア:

[(1, 207636723), (3, 69212241), (7, 29662389), (9, 23070747), (21, 9887463), (27, 7690249), (29, 7159887), (43, 4828761), (63, 3295821), (87, 2386629), (129, 1609587), (189, 1098607), (203, 1022841), (261, 795543), (301, 689823), (387, 536529), (609, 340947), (783, 265181), (881, 235683), (903, 229941), (1161, 178843), (1247, 166509), (1827, 113649), (2643, 78561), (2709, 76647), (3741, 55503), (5481, 37883), (6167, 33669), (7929, 26187), (8127, 25549), (8729, 23787), (11223, 18501)]