40360047

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 72253440

約数和(自身を除く): 31893393

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 57, 91, 93, 133, 217, 247, 251, 273, 399, 403, 589, 651, 741, 753, 1209, 1729, 1757, 1767, 2821, 3263, 4123, 4769, 5187, 5271, 7657, 7781, 8463, 9789, 12369, 14307, 22841, 22971, 23343, 33383, 53599, 54467, 61997, 68523, 100149, 101153, 147839, 160797, 163401, 185991, 303459, 433979, 443517, 708071, 1034873, 1301937, 1921907, 2124213, 3104619, 5765721, 13453349, 40360047]

約数ペア:

[(1, 40360047), (3, 13453349), (7, 5765721), (13, 3104619), (19, 2124213), (21, 1921907), (31, 1301937), (39, 1034873), (57, 708071), (91, 443517), (93, 433979), (133, 303459), (217, 185991), (247, 163401), (251, 160797), (273, 147839), (399, 101153), (403, 100149), (589, 68523), (651, 61997), (741, 54467), (753, 53599), (1209, 33383), (1729, 23343), (1757, 22971), (1767, 22841), (2821, 14307), (3263, 12369), (4123, 9789), (4769, 8463), (5187, 7781), (5271, 7657)]