217131502

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{739}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 385320960

約数和(自身を除く): 168189458

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 677, 739, 1354, 1478, 4739, 5173, 9478, 10346, 20987, 22909, 41974, 45818, 146909, 160363, 293818, 320726, 500303, 1000606, 3502121, 7004242, 15509393, 31018786, 108565751, 217131502]

約数ペア:

[(1, 217131502), (2, 108565751), (7, 31018786), (14, 15509393), (31, 7004242), (62, 3502121), (217, 1000606), (434, 500303), (677, 320726), (739, 293818), (1354, 160363), (1478, 146909), (4739, 45818), (5173, 41974), (9478, 22909), (10346, 20987)]