1994163525

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3673}}^1$

素因数の和:3835

約数の個数: 72

約数和(自身を含む): 3790392320

約数和(自身を除く): 1796228795

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 127, 171, 225, 285, 381, 475, 635, 855, 1143, 1425, 1905, 2413, 3175, 3673, 4275, 5715, 7239, 9525, 11019, 12065, 18365, 21717, 28575, 33057, 36195, 55095, 60325, 69787, 91825, 108585, 165285, 180975, 209361, 275475, 348935, 466471, 542925, 628083, 826425, 1046805, 1399413, 1744675, 2332355, 3140415, 4198239, 5234025, 6997065, 8862949, 11661775, 15702075, 20991195, 26588847, 34985325, 44314745, 79766541, 104955975, 132944235, 221573725, 398832705, 664721175, 1994163525]

約数ペア:

[(1, 1994163525), (3, 664721175), (5, 398832705), (9, 221573725), (15, 132944235), (19, 104955975), (25, 79766541), (45, 44314745), (57, 34985325), (75, 26588847), (95, 20991195), (127, 15702075), (171, 11661775), (225, 8862949), (285, 6997065), (381, 5234025), (475, 4198239), (635, 3140415), (855, 2332355), (1143, 1744675), (1425, 1399413), (1905, 1046805), (2413, 826425), (3175, 628083), (3673, 542925), (4275, 466471), (5715, 348935), (7239, 275475), (9525, 209361), (11019, 180975), (12065, 165285), (18365, 108585), (21717, 91825), (28575, 69787), (33057, 60325), (36195, 55095)]