13130775

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{397}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 28130640

約数和(自身を除く): 14999865

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 397, 441, 525, 675, 735, 945, 1191, 1225, 1323, 1575, 1985, 2205, 2779, 3573, 3675, 4725, 5955, 6615, 8337, 9925, 10719, 11025, 13895, 17865, 19453, 25011, 29775, 33075, 41685, 53595, 58359, 69475, 75033, 89325, 97265, 125055, 175077, 208425, 267975, 291795, 375165, 486325, 525231, 625275, 875385, 1458975, 1875825, 2626155, 4376925, 13130775]

約数ペア:

[(1, 13130775), (3, 4376925), (5, 2626155), (7, 1875825), (9, 1458975), (15, 875385), (21, 625275), (25, 525231), (27, 486325), (35, 375165), (45, 291795), (49, 267975), (63, 208425), (75, 175077), (105, 125055), (135, 97265), (147, 89325), (175, 75033), (189, 69475), (225, 58359), (245, 53595), (315, 41685), (397, 33075), (441, 29775), (525, 25011), (675, 19453), (735, 17865), (945, 13895), (1191, 11025), (1225, 10719), (1323, 9925), (1575, 8337), (1985, 6615), (2205, 5955), (2779, 4725), (3573, 3675)]