16509945

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 10706055

約数列:

[1, 3, 5, 15, 83, 89, 149, 249, 267, 415, 445, 447, 745, 1245, 1335, 2235, 7387, 12367, 13261, 22161, 36935, 37101, 39783, 61835, 66305, 110805, 185505, 198915, 1100663, 3301989, 5503315, 16509945]

約数ペア:

[(1, 16509945), (3, 5503315), (5, 3301989), (15, 1100663), (83, 198915), (89, 185505), (149, 110805), (249, 66305), (267, 61835), (415, 39783), (445, 37101), (447, 36935), (745, 22161), (1245, 13261), (1335, 12367), (2235, 7387)]