47387925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 96884424

約数和(自身を除く): 49496499

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 953, 975, 1105, 1275, 1989, 2859, 2925, 3315, 3825, 4765, 5525, 8577, 9945, 12389, 14295, 16201, 16575, 23825, 37167, 42885, 48603, 49725, 61945, 71475, 81005, 111501, 145809, 185835, 210613, 214425, 243015, 309725, 405025, 557505, 631839, 729045, 929175, 1053065, 1215075, 1895517, 2787525, 3159195, 3645225, 5265325, 9477585, 15795975, 47387925]

約数ペア:

[(1, 47387925), (3, 15795975), (5, 9477585), (9, 5265325), (13, 3645225), (15, 3159195), (17, 2787525), (25, 1895517), (39, 1215075), (45, 1053065), (51, 929175), (65, 729045), (75, 631839), (85, 557505), (117, 405025), (153, 309725), (195, 243015), (221, 214425), (225, 210613), (255, 185835), (325, 145809), (425, 111501), (585, 81005), (663, 71475), (765, 61945), (953, 49725), (975, 48603), (1105, 42885), (1275, 37167), (1989, 23825), (2859, 16575), (2925, 16201), (3315, 14295), (3825, 12389), (4765, 9945), (5525, 8577)]