19439325

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 36902400

約数和(自身を除く): 17463075

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 929, 1395, 2325, 2787, 4185, 4645, 6975, 8361, 13935, 20925, 23225, 25083, 28799, 41805, 69675, 86397, 125415, 143995, 209025, 259191, 431985, 627075, 719975, 777573, 1295955, 2159925, 3887865, 6479775, 19439325]

約数ペア:

[(1, 19439325), (3, 6479775), (5, 3887865), (9, 2159925), (15, 1295955), (25, 777573), (27, 719975), (31, 627075), (45, 431985), (75, 259191), (93, 209025), (135, 143995), (155, 125415), (225, 86397), (279, 69675), (465, 41805), (675, 28799), (775, 25083), (837, 23225), (929, 20925), (1395, 13935), (2325, 8361), (2787, 6975), (4185, 4645)]