2525985

素因数分解:

$3^8\times 5^1\times 7^1\times {\mathrm{11}}^1$

素因数の和:47

約数の個数: 72

約数和(自身を含む): 5668416

約数和(自身を除く): 3142431

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 243, 297, 315, 385, 405, 495, 567, 693, 729, 891, 945, 1155, 1215, 1485, 1701, 2079, 2187, 2673, 2835, 3465, 3645, 4455, 5103, 6237, 6561, 8019, 8505, 10395, 10935, 13365, 15309, 18711, 24057, 25515, 31185, 32805, 40095, 45927, 56133, 72171, 76545, 93555, 120285, 168399, 229635, 280665, 360855, 505197, 841995, 2525985]

約数ペア:

[(1, 2525985), (3, 841995), (5, 505197), (7, 360855), (9, 280665), (11, 229635), (15, 168399), (21, 120285), (27, 93555), (33, 76545), (35, 72171), (45, 56133), (55, 45927), (63, 40095), (77, 32805), (81, 31185), (99, 25515), (105, 24057), (135, 18711), (165, 15309), (189, 13365), (231, 10935), (243, 10395), (297, 8505), (315, 8019), (385, 6561), (405, 6237), (495, 5103), (567, 4455), (693, 3645), (729, 3465), (891, 2835), (945, 2673), (1155, 2187), (1215, 2079), (1485, 1701)]