1781325

素因数分解:

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

素因数の和:68

約数の個数: 96

約数和(自身を含む): 4166400

約数和(自身を除く): 2385075

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 27, 29, 35, 39, 45, 63, 65, 75, 87, 91, 105, 117, 135, 145, 175, 189, 195, 203, 225, 261, 273, 315, 325, 351, 377, 435, 455, 525, 585, 609, 675, 725, 783, 819, 945, 975, 1015, 1131, 1305, 1365, 1575, 1755, 1827, 1885, 2175, 2275, 2457, 2639, 2925, 3045, 3393, 3915, 4095, 4725, 5075, 5481, 5655, 6525, 6825, 7917, 8775, 9135, 9425, 10179, 12285, 13195, 15225, 16965, 19575, 20475, 23751, 27405, 28275, 39585, 45675, 50895, 61425, 65975, 71253, 84825, 118755, 137025, 197925, 254475, 356265, 593775, 1781325]

約数ペア:

[(1, 1781325), (3, 593775), (5, 356265), (7, 254475), (9, 197925), (13, 137025), (15, 118755), (21, 84825), (25, 71253), (27, 65975), (29, 61425), (35, 50895), (39, 45675), (45, 39585), (63, 28275), (65, 27405), (75, 23751), (87, 20475), (91, 19575), (105, 16965), (117, 15225), (135, 13195), (145, 12285), (175, 10179), (189, 9425), (195, 9135), (203, 8775), (225, 7917), (261, 6825), (273, 6525), (315, 5655), (325, 5481), (351, 5075), (377, 4725), (435, 4095), (455, 3915), (525, 3393), (585, 3045), (609, 2925), (675, 2639), (725, 2457), (783, 2275), (819, 2175), (945, 1885), (975, 1827), (1015, 1755), (1131, 1575), (1305, 1365)]