15500979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 36

約数和(自身を含む): 25517856

約数和(自身を除く): 10016877

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 367, 741, 1083, 1101, 2223, 3249, 3303, 4693, 4771, 6973, 14079, 14313, 20919, 42237, 42939, 62757, 90649, 132487, 271947, 397461, 815841, 1192383, 1722331, 5166993, 15500979]

約数ペア:

[(1, 15500979), (3, 5166993), (9, 1722331), (13, 1192383), (19, 815841), (39, 397461), (57, 271947), (117, 132487), (171, 90649), (247, 62757), (361, 42939), (367, 42237), (741, 20919), (1083, 14313), (1101, 14079), (2223, 6973), (3249, 4771), (3303, 4693)]