16328385

素因数分解:

$3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 13548735

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 151, 243, 267, 405, 445, 453, 755, 801, 1215, 1335, 1359, 2265, 2403, 4005, 4077, 6795, 7209, 12015, 12231, 13439, 20385, 21627, 36045, 36693, 40317, 61155, 67195, 108135, 120951, 183465, 201585, 362853, 604755, 1088559, 1814265, 3265677, 5442795, 16328385]

約数ペア:

[(1, 16328385), (3, 5442795), (5, 3265677), (9, 1814265), (15, 1088559), (27, 604755), (45, 362853), (81, 201585), (89, 183465), (135, 120951), (151, 108135), (243, 67195), (267, 61155), (405, 40317), (445, 36693), (453, 36045), (755, 21627), (801, 20385), (1215, 13439), (1335, 12231), (1359, 12015), (2265, 7209), (2403, 6795), (4005, 4077)]