207942525

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{6287}}^1$

素因数の和:6320

約数の個数: 72

約数和(自身を含む): 444435840

約数和(自身を除く): 236493315

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 3675, 4725, 6287, 6615, 11025, 18861, 31435, 33075, 44009, 56583, 94305, 132027, 157175, 169749, 220045, 282915, 308063, 396081, 471525, 660135, 848745, 924189, 1100225, 1188243, 1414575, 1540315, 1980405, 2772567, 3300675, 4243725, 4620945, 5941215, 7701575, 8317701, 9902025, 13862835, 23104725, 29706075, 41588505, 69314175, 207942525]

約数ペア:

[(1, 207942525), (3, 69314175), (5, 41588505), (7, 29706075), (9, 23104725), (15, 13862835), (21, 9902025), (25, 8317701), (27, 7701575), (35, 5941215), (45, 4620945), (49, 4243725), (63, 3300675), (75, 2772567), (105, 1980405), (135, 1540315), (147, 1414575), (175, 1188243), (189, 1100225), (225, 924189), (245, 848745), (315, 660135), (441, 471525), (525, 396081), (675, 308063), (735, 282915), (945, 220045), (1225, 169749), (1323, 157175), (1575, 132027), (2205, 94305), (3675, 56583), (4725, 44009), (6287, 33075), (6615, 31435), (11025, 18861)]