27883774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 46702656

約数和(自身を除く): 18818882

約数列:

[1, 2, 17, 23, 34, 46, 181, 197, 362, 391, 394, 782, 3077, 3349, 4163, 4531, 6154, 6698, 8326, 9062, 35657, 70771, 71314, 77027, 141542, 154054, 606169, 820111, 1212338, 1640222, 13941887, 27883774]

約数ペア:

[(1, 27883774), (2, 13941887), (17, 1640222), (23, 1212338), (34, 820111), (46, 606169), (181, 154054), (197, 141542), (362, 77027), (391, 71314), (394, 70771), (782, 35657), (3077, 9062), (3349, 8326), (4163, 6698), (4531, 6154)]