16977195

素因数分解:

$3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 31056480

約数和(自身を除く): 14079285

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 157, 243, 267, 405, 445, 471, 785, 801, 1215, 1335, 1413, 2355, 2403, 4005, 4239, 7065, 7209, 12015, 12717, 13973, 21195, 21627, 36045, 38151, 41919, 63585, 69865, 108135, 125757, 190755, 209595, 377271, 628785, 1131813, 1886355, 3395439, 5659065, 16977195]

約数ペア:

[(1, 16977195), (3, 5659065), (5, 3395439), (9, 1886355), (15, 1131813), (27, 628785), (45, 377271), (81, 209595), (89, 190755), (135, 125757), (157, 108135), (243, 69865), (267, 63585), (405, 41919), (445, 38151), (471, 36045), (785, 21627), (801, 21195), (1215, 13973), (1335, 12717), (1413, 12015), (2355, 7209), (2403, 7065), (4005, 4239)]