8969990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30931}}^1$

素因数の和:30967

約数の個数: 16

約数和(自身を含む): 16703280

約数和(自身を除く): 7733290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 30931, 61862, 154655, 309310, 896999, 1793998, 4484995, 8969990]

約数ペア:

[(1, 8969990), (2, 4484995), (5, 1793998), (10, 896999), (29, 309310), (58, 154655), (145, 61862), (290, 30931)]