12249775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 17811360

約数和(自身を除く): 5561585

約数列:

[1, 5, 17, 19, 25, 37, 41, 85, 95, 185, 205, 323, 425, 475, 629, 697, 703, 779, 925, 1025, 1517, 1615, 3145, 3485, 3515, 3895, 7585, 8075, 11951, 13243, 15725, 17425, 17575, 19475, 25789, 28823, 37925, 59755, 66215, 128945, 144115, 298775, 331075, 489991, 644725, 720575, 2449955, 12249775]

約数ペア:

[(1, 12249775), (5, 2449955), (17, 720575), (19, 644725), (25, 489991), (37, 331075), (41, 298775), (85, 144115), (95, 128945), (185, 66215), (205, 59755), (323, 37925), (425, 28823), (475, 25789), (629, 19475), (697, 17575), (703, 17425), (779, 15725), (925, 13243), (1025, 11951), (1517, 8075), (1615, 7585), (3145, 3895), (3485, 3515)]