987691490

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{101719}}^1$

素因数の和:102697

約数の個数: 16

約数和(自身を含む): 1779693120

約数和(自身を除く): 792001630

約数列:

[1, 2, 5, 10, 971, 1942, 4855, 9710, 101719, 203438, 508595, 1017190, 98769149, 197538298, 493845745, 987691490]

約数ペア:

[(1, 987691490), (2, 493845745), (5, 197538298), (10, 98769149), (971, 1017190), (1942, 508595), (4855, 203438), (9710, 101719)]