40812291

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 68402880

約数和(自身を除く): 27590589

約数列:

[1, 3, 9, 13, 17, 39, 51, 71, 117, 153, 213, 221, 289, 639, 663, 867, 923, 1207, 1989, 2601, 2769, 3621, 3757, 4913, 8307, 10863, 11271, 14739, 15691, 20519, 33813, 44217, 47073, 61557, 63869, 141219, 184671, 191607, 266747, 348823, 574821, 800241, 1046469, 2400723, 3139407, 4534699, 13604097, 40812291]

約数ペア:

[(1, 40812291), (3, 13604097), (9, 4534699), (13, 3139407), (17, 2400723), (39, 1046469), (51, 800241), (71, 574821), (117, 348823), (153, 266747), (213, 191607), (221, 184671), (289, 141219), (639, 63869), (663, 61557), (867, 47073), (923, 44217), (1207, 33813), (1989, 20519), (2601, 15691), (2769, 14739), (3621, 11271), (3757, 10863), (4913, 8307)]