2987145

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 6336000

約数和(自身を除く): 3348855

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 63, 87, 105, 109, 135, 145, 189, 203, 261, 315, 327, 435, 545, 609, 763, 783, 945, 981, 1015, 1305, 1635, 1827, 2289, 2943, 3045, 3161, 3815, 3915, 4905, 5481, 6867, 9135, 9483, 11445, 14715, 15805, 20601, 22127, 27405, 28449, 34335, 47415, 66381, 85347, 103005, 110635, 142245, 199143, 331905, 426735, 597429, 995715, 2987145]

約数ペア:

[(1, 2987145), (3, 995715), (5, 597429), (7, 426735), (9, 331905), (15, 199143), (21, 142245), (27, 110635), (29, 103005), (35, 85347), (45, 66381), (63, 47415), (87, 34335), (105, 28449), (109, 27405), (135, 22127), (145, 20601), (189, 15805), (203, 14715), (261, 11445), (315, 9483), (327, 9135), (435, 6867), (545, 5481), (609, 4905), (763, 3915), (783, 3815), (945, 3161), (981, 3045), (1015, 2943), (1305, 2289), (1635, 1827)]