49967775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1593

約数の個数: 72

約数和(自身を含む): 105212016

約数和(自身を除く): 55244241

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 1553, 2145, 2475, 2925, 3575, 4659, 6435, 7765, 10725, 13977, 17083, 20189, 23295, 32175, 38825, 51249, 60567, 69885, 85415, 100945, 116475, 153747, 181701, 222079, 256245, 302835, 349425, 427075, 504725, 666237, 768735, 908505, 1110395, 1281225, 1514175, 1998711, 3331185, 3843675, 4542525, 5551975, 9993555, 16655925, 49967775]

約数ペア:

[(1, 49967775), (3, 16655925), (5, 9993555), (9, 5551975), (11, 4542525), (13, 3843675), (15, 3331185), (25, 1998711), (33, 1514175), (39, 1281225), (45, 1110395), (55, 908505), (65, 768735), (75, 666237), (99, 504725), (117, 427075), (143, 349425), (165, 302835), (195, 256245), (225, 222079), (275, 181701), (325, 153747), (429, 116475), (495, 100945), (585, 85415), (715, 69885), (825, 60567), (975, 51249), (1287, 38825), (1553, 32175), (2145, 23295), (2475, 20189), (2925, 17083), (3575, 13977), (4659, 10725), (6435, 7765)]