8997975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 19150560

約数和(自身を除く): 10152585

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 29, 35, 45, 63, 75, 87, 105, 145, 175, 197, 203, 225, 261, 315, 435, 525, 591, 609, 725, 985, 1015, 1305, 1379, 1575, 1773, 1827, 2175, 2955, 3045, 4137, 4925, 5075, 5713, 6525, 6895, 8865, 9135, 12411, 14775, 15225, 17139, 20685, 28565, 34475, 39991, 44325, 45675, 51417, 62055, 85695, 103425, 119973, 142825, 199955, 257085, 310275, 359919, 428475, 599865, 999775, 1285425, 1799595, 2999325, 8997975]

約数ペア:

[(1, 8997975), (3, 2999325), (5, 1799595), (7, 1285425), (9, 999775), (15, 599865), (21, 428475), (25, 359919), (29, 310275), (35, 257085), (45, 199955), (63, 142825), (75, 119973), (87, 103425), (105, 85695), (145, 62055), (175, 51417), (197, 45675), (203, 44325), (225, 39991), (261, 34475), (315, 28565), (435, 20685), (525, 17139), (591, 15225), (609, 14775), (725, 12411), (985, 9135), (1015, 8865), (1305, 6895), (1379, 6525), (1575, 5713), (1773, 5075), (1827, 4925), (2175, 4137), (2955, 3045)]