39995505

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1171}}^1$

素因数の和:1219

約数の個数: 64

約数和(自身を含む): 81008640

約数和(自身を除く): 41013135

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 495, 621, 759, 1035, 1171, 1265, 1485, 2277, 3105, 3513, 3795, 5855, 6831, 10539, 11385, 12881, 17565, 26933, 31617, 34155, 38643, 52695, 64405, 80799, 115929, 134665, 158085, 193215, 242397, 296263, 347787, 403995, 579645, 727191, 888789, 1211985, 1481315, 1738935, 2666367, 3635955, 4443945, 7999101, 13331835, 39995505]

約数ペア:

[(1, 39995505), (3, 13331835), (5, 7999101), (9, 4443945), (11, 3635955), (15, 2666367), (23, 1738935), (27, 1481315), (33, 1211985), (45, 888789), (55, 727191), (69, 579645), (99, 403995), (115, 347787), (135, 296263), (165, 242397), (207, 193215), (253, 158085), (297, 134665), (345, 115929), (495, 80799), (621, 64405), (759, 52695), (1035, 38643), (1171, 34155), (1265, 31617), (1485, 26933), (2277, 17565), (3105, 12881), (3513, 11385), (3795, 10539), (5855, 6831)]