13181805

素因数分解:

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

素因数の和:100

約数の個数: 128

約数和(自身を含む): 30643200

約数和(自身を除く): 17461395

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 29, 35, 37, 39, 45, 63, 65, 87, 91, 105, 111, 117, 135, 145, 185, 189, 195, 203, 259, 261, 273, 315, 333, 351, 377, 435, 455, 481, 555, 585, 609, 777, 783, 819, 945, 999, 1015, 1073, 1131, 1295, 1305, 1365, 1443, 1665, 1755, 1827, 1885, 2331, 2405, 2457, 2639, 3045, 3219, 3367, 3393, 3885, 3915, 4095, 4329, 4995, 5365, 5481, 5655, 6993, 7215, 7511, 7917, 9135, 9657, 10101, 10179, 11655, 12285, 12987, 13195, 13949, 16095, 16835, 16965, 21645, 22533, 23751, 27405, 28971, 30303, 34965, 37555, 39585, 41847, 48285, 50505, 50895, 64935, 67599, 69745, 71253, 90909, 97643, 112665, 118755, 125541, 144855, 151515, 202797, 209235, 292929, 337995, 356265, 376623, 454545, 488215, 627705, 878787, 1013985, 1464645, 1883115, 2636361, 4393935, 13181805]

約数ペア:

[(1, 13181805), (3, 4393935), (5, 2636361), (7, 1883115), (9, 1464645), (13, 1013985), (15, 878787), (21, 627705), (27, 488215), (29, 454545), (35, 376623), (37, 356265), (39, 337995), (45, 292929), (63, 209235), (65, 202797), (87, 151515), (91, 144855), (105, 125541), (111, 118755), (117, 112665), (135, 97643), (145, 90909), (185, 71253), (189, 69745), (195, 67599), (203, 64935), (259, 50895), (261, 50505), (273, 48285), (315, 41847), (333, 39585), (351, 37555), (377, 34965), (435, 30303), (455, 28971), (481, 27405), (555, 23751), (585, 22533), (609, 21645), (777, 16965), (783, 16835), (819, 16095), (945, 13949), (999, 13195), (1015, 12987), (1073, 12285), (1131, 11655), (1295, 10179), (1305, 10101), (1365, 9657), (1443, 9135), (1665, 7917), (1755, 7511), (1827, 7215), (1885, 6993), (2331, 5655), (2405, 5481), (2457, 5365), (2639, 4995), (3045, 4329), (3219, 4095), (3367, 3915), (3393, 3885)]