227316285

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1999}}^1$

素因数の和:2055

約数の個数: 72

約数和(自身を含む): 475488000

約数和(自身を除く): 248171715

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 361, 399, 665, 855, 1083, 1197, 1805, 1995, 1999, 2527, 3249, 5415, 5985, 5997, 7581, 9995, 12635, 13993, 16245, 17991, 22743, 29985, 37905, 37981, 41979, 69965, 89955, 113715, 113943, 125937, 189905, 209895, 265867, 341829, 569715, 629685, 721639, 797601, 1329335, 1709145, 2164917, 2392803, 3608195, 3988005, 5051473, 6494751, 10824585, 11964015, 15154419, 25257365, 32473755, 45463257, 75772095, 227316285]

約数ペア:

[(1, 227316285), (3, 75772095), (5, 45463257), (7, 32473755), (9, 25257365), (15, 15154419), (19, 11964015), (21, 10824585), (35, 6494751), (45, 5051473), (57, 3988005), (63, 3608195), (95, 2392803), (105, 2164917), (133, 1709145), (171, 1329335), (285, 797601), (315, 721639), (361, 629685), (399, 569715), (665, 341829), (855, 265867), (1083, 209895), (1197, 189905), (1805, 125937), (1995, 113943), (1999, 113715), (2527, 89955), (3249, 69965), (5415, 41979), (5985, 37981), (5997, 37905), (7581, 29985), (9995, 22743), (12635, 17991), (13993, 16245)]