908118225

素因数分解:

$3^2\times 5^2\times 7^4\times {\mathrm{41}}^2$

素因数の和:126

約数の個数: 135

約数和(自身を含む): 1944927569

約数和(自身を除く): 1036809344

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 41, 45, 49, 63, 75, 105, 123, 147, 175, 205, 225, 245, 287, 315, 343, 369, 441, 525, 615, 735, 861, 1025, 1029, 1225, 1435, 1575, 1681, 1715, 1845, 2009, 2205, 2401, 2583, 3075, 3087, 3675, 4305, 5043, 5145, 6027, 7175, 7203, 8405, 8575, 9225, 10045, 11025, 11767, 12005, 12915, 14063, 15129, 15435, 18081, 21525, 21609, 25215, 25725, 30135, 35301, 36015, 42025, 42189, 50225, 58835, 60025, 64575, 70315, 75645, 77175, 82369, 90405, 98441, 105903, 108045, 126075, 126567, 150675, 176505, 180075, 210945, 247107, 294175, 295323, 351575, 378225, 411845, 452025, 492205, 529515, 540225, 576583, 632835, 741321, 882525, 885969, 1054725, 1235535, 1476615, 1729749, 2059225, 2461025, 2647575, 2882915, 3164175, 3706605, 4036081, 4429845, 5189247, 6177675, 7383075, 8648745, 12108243, 14414575, 18533025, 20180405, 22149225, 25946235, 36324729, 43243725, 60541215, 100902025, 129731175, 181623645, 302706075, 908118225]

約数ペア:

[(1, 908118225), (3, 302706075), (5, 181623645), (7, 129731175), (9, 100902025), (15, 60541215), (21, 43243725), (25, 36324729), (35, 25946235), (41, 22149225), (45, 20180405), (49, 18533025), (63, 14414575), (75, 12108243), (105, 8648745), (123, 7383075), (147, 6177675), (175, 5189247), (205, 4429845), (225, 4036081), (245, 3706605), (287, 3164175), (315, 2882915), (343, 2647575), (369, 2461025), (441, 2059225), (525, 1729749), (615, 1476615), (735, 1235535), (861, 1054725), (1025, 885969), (1029, 882525), (1225, 741321), (1435, 632835), (1575, 576583), (1681, 540225), (1715, 529515), (1845, 492205), (2009, 452025), (2205, 411845), (2401, 378225), (2583, 351575), (3075, 295323), (3087, 294175), (3675, 247107), (4305, 210945), (5043, 180075), (5145, 176505), (6027, 150675), (7175, 126567), (7203, 126075), (8405, 108045), (8575, 105903), (9225, 98441), (10045, 90405), (11025, 82369), (11767, 77175), (12005, 75645), (12915, 70315), (14063, 64575), (15129, 60025), (15435, 58835), (18081, 50225), (21525, 42189), (21609, 42025), (25215, 36015), (25725, 35301)]