2631285

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 40

約数和(自身を含む): 4835160

約数和(自身を除く): 2203875

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 89, 135, 219, 267, 365, 405, 445, 657, 801, 1095, 1335, 1971, 2403, 3285, 4005, 5913, 6497, 7209, 9855, 12015, 19491, 29565, 32485, 36045, 58473, 97455, 175419, 292365, 526257, 877095, 2631285]

約数ペア:

[(1, 2631285), (3, 877095), (5, 526257), (9, 292365), (15, 175419), (27, 97455), (45, 58473), (73, 36045), (81, 32485), (89, 29565), (135, 19491), (219, 12015), (267, 9855), (365, 7209), (405, 6497), (445, 5913), (657, 4005), (801, 3285), (1095, 2403), (1335, 1971)]