211055510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{12799}}^1$

素因数の和:12920

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 195370090

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1649, 3298, 8245, 12799, 16490, 25598, 63995, 127990, 217583, 435166, 1087915, 1241503, 2175830, 2483006, 6207515, 12415030, 21105551, 42211102, 105527755, 211055510]

約数ペア:

[(1, 211055510), (2, 105527755), (5, 42211102), (10, 21105551), (17, 12415030), (34, 6207515), (85, 2483006), (97, 2175830), (170, 1241503), (194, 1087915), (485, 435166), (970, 217583), (1649, 127990), (3298, 63995), (8245, 25598), (12799, 16490)]