155543668

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 321076224

約数和(自身を除く): 165532556

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 157, 164, 287, 314, 574, 628, 863, 1099, 1148, 1726, 2198, 3452, 4396, 6041, 6437, 12082, 12874, 24164, 25748, 35383, 45059, 70766, 90118, 135491, 141532, 180236, 247681, 270982, 495362, 541964, 948437, 990724, 1896874, 3793748, 5555131, 11110262, 22220524, 38885917, 77771834, 155543668]

約数ペア:

[(1, 155543668), (2, 77771834), (4, 38885917), (7, 22220524), (14, 11110262), (28, 5555131), (41, 3793748), (82, 1896874), (157, 990724), (164, 948437), (287, 541964), (314, 495362), (574, 270982), (628, 247681), (863, 180236), (1099, 141532), (1148, 135491), (1726, 90118), (2198, 70766), (3452, 45059), (4396, 35383), (6041, 25748), (6437, 24164), (12082, 12874)]