219575804

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 445939200

約数和(自身を除く): 226363396

約数列:

[1, 2, 4, 7, 14, 28, 157, 199, 251, 314, 398, 502, 628, 796, 1004, 1099, 1393, 1757, 2198, 2786, 3514, 4396, 5572, 7028, 31243, 39407, 49949, 62486, 78814, 99898, 124972, 157628, 199796, 218701, 275849, 349643, 437402, 551698, 699286, 874804, 1103396, 1398572, 7841993, 15683986, 31367972, 54893951, 109787902, 219575804]

約数ペア:

[(1, 219575804), (2, 109787902), (4, 54893951), (7, 31367972), (14, 15683986), (28, 7841993), (157, 1398572), (199, 1103396), (251, 874804), (314, 699286), (398, 551698), (502, 437402), (628, 349643), (796, 275849), (1004, 218701), (1099, 199796), (1393, 157628), (1757, 124972), (2198, 99898), (2786, 78814), (3514, 62486), (4396, 49949), (5572, 39407), (7028, 31243)]