142722590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{14431}}^1$

素因数の和:14504

約数の個数: 32

約数和(自身を含む): 274323456

約数和(自身を除く): 131600866

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 14431, 28862, 72155, 144310, 331913, 620533, 663826, 1241066, 1659565, 3102665, 3319130, 6205330, 14272259, 28544518, 71361295, 142722590]

約数ペア:

[(1, 142722590), (2, 71361295), (5, 28544518), (10, 14272259), (23, 6205330), (43, 3319130), (46, 3102665), (86, 1659565), (115, 1241066), (215, 663826), (230, 620533), (430, 331913), (989, 144310), (1978, 72155), (4945, 28862), (9890, 14431)]