57121155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 130178880

約数和(自身を除く): 73057725

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 29, 35, 37, 39, 45, 63, 65, 87, 91, 105, 111, 117, 145, 169, 185, 195, 203, 259, 261, 273, 315, 333, 377, 435, 455, 481, 507, 555, 585, 609, 777, 819, 845, 1015, 1073, 1131, 1183, 1295, 1305, 1365, 1443, 1521, 1665, 1827, 1885, 2331, 2405, 2535, 2639, 3045, 3219, 3367, 3393, 3549, 3885, 4095, 4329, 4901, 5365, 5655, 5915, 6253, 7215, 7511, 7605, 7917, 9135, 9657, 10101, 10647, 11655, 13195, 13949, 14703, 16095, 16835, 16965, 17745, 18759, 21645, 22533, 23751, 24505, 30303, 31265, 34307, 37555, 39585, 41847, 43771, 44109, 48285, 50505, 53235, 56277, 67599, 69745, 73515, 93795, 97643, 102921, 112665, 118755, 125541, 131313, 151515, 171535, 181337, 209235, 218855, 220545, 281385, 292929, 308763, 337995, 393939, 488215, 514605, 544011, 627705, 656565, 878787, 906685, 1269359, 1464645, 1543815, 1632033, 1969695, 2720055, 3808077, 4393935, 6346795, 8160165, 11424231, 19040385, 57121155]

約数ペア:

[(1, 57121155), (3, 19040385), (5, 11424231), (7, 8160165), (9, 6346795), (13, 4393935), (15, 3808077), (21, 2720055), (29, 1969695), (35, 1632033), (37, 1543815), (39, 1464645), (45, 1269359), (63, 906685), (65, 878787), (87, 656565), (91, 627705), (105, 544011), (111, 514605), (117, 488215), (145, 393939), (169, 337995), (185, 308763), (195, 292929), (203, 281385), (259, 220545), (261, 218855), (273, 209235), (315, 181337), (333, 171535), (377, 151515), (435, 131313), (455, 125541), (481, 118755), (507, 112665), (555, 102921), (585, 97643), (609, 93795), (777, 73515), (819, 69745), (845, 67599), (1015, 56277), (1073, 53235), (1131, 50505), (1183, 48285), (1295, 44109), (1305, 43771), (1365, 41847), (1443, 39585), (1521, 37555), (1665, 34307), (1827, 31265), (1885, 30303), (2331, 24505), (2405, 23751), (2535, 22533), (2639, 21645), (3045, 18759), (3219, 17745), (3367, 16965), (3393, 16835), (3549, 16095), (3885, 14703), (4095, 13949), (4329, 13195), (4901, 11655), (5365, 10647), (5655, 10101), (5915, 9657), (6253, 9135), (7215, 7917), (7511, 7605)]