487085205

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 832094208

約数和(自身を除く): 345009003

約数列:

[1, 3, 5, 15, 37, 47, 71, 111, 141, 185, 213, 235, 263, 355, 555, 705, 789, 1065, 1315, 1739, 2627, 3337, 3945, 5217, 7881, 8695, 9731, 10011, 12361, 13135, 16685, 18673, 26085, 29193, 37083, 39405, 48655, 50055, 56019, 61805, 93365, 123469, 145965, 185415, 280095, 370407, 457357, 617345, 690901, 877631, 1372071, 1852035, 2072703, 2286785, 2632893, 3454505, 4388155, 6860355, 10363515, 13164465, 32472347, 97417041, 162361735, 487085205]

約数ペア:

[(1, 487085205), (3, 162361735), (5, 97417041), (15, 32472347), (37, 13164465), (47, 10363515), (71, 6860355), (111, 4388155), (141, 3454505), (185, 2632893), (213, 2286785), (235, 2072703), (263, 1852035), (355, 1372071), (555, 877631), (705, 690901), (789, 617345), (1065, 457357), (1315, 370407), (1739, 280095), (2627, 185415), (3337, 145965), (3945, 123469), (5217, 93365), (7881, 61805), (8695, 56019), (9731, 50055), (10011, 48655), (12361, 39405), (13135, 37083), (16685, 29193), (18673, 26085)]