205127505

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2939}}^1$

素因数の和:3011

約数の個数: 64

約数和(自身を含む): 406425600

約数和(自身を除く): 201298095

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 47, 55, 99, 135, 141, 165, 235, 297, 423, 495, 517, 705, 1269, 1485, 1551, 2115, 2585, 2939, 4653, 6345, 7755, 8817, 13959, 14695, 23265, 26451, 32329, 44085, 69795, 79353, 96987, 132255, 138133, 161645, 290961, 396765, 414399, 484935, 690665, 872883, 1243197, 1454805, 1519463, 2071995, 3729591, 4364415, 4558389, 6215985, 7597315, 13675167, 18647955, 22791945, 41025501, 68375835, 205127505]

約数ペア:

[(1, 205127505), (3, 68375835), (5, 41025501), (9, 22791945), (11, 18647955), (15, 13675167), (27, 7597315), (33, 6215985), (45, 4558389), (47, 4364415), (55, 3729591), (99, 2071995), (135, 1519463), (141, 1454805), (165, 1243197), (235, 872883), (297, 690665), (423, 484935), (495, 414399), (517, 396765), (705, 290961), (1269, 161645), (1485, 138133), (1551, 132255), (2115, 96987), (2585, 79353), (2939, 69795), (4653, 44085), (6345, 32329), (7755, 26451), (8817, 23265), (13959, 14695)]