388916244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1051}}^1$

素因数の和:1621

約数の個数: 72

約数和(自身を含む): 1037734880

約数和(自身を除く): 648818636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 541, 684, 1051, 1082, 1623, 2102, 2164, 3153, 3246, 4204, 4869, 6306, 6492, 9459, 9738, 10279, 12612, 18918, 19476, 19969, 20558, 30837, 37836, 39938, 41116, 59907, 61674, 79876, 92511, 119814, 123348, 179721, 185022, 239628, 359442, 370044, 568591, 718884, 1137182, 1705773, 2274364, 3411546, 5117319, 6823092, 10234638, 10803229, 20469276, 21606458, 32409687, 43212916, 64819374, 97229061, 129638748, 194458122, 388916244]

約数ペア:

[(1, 388916244), (2, 194458122), (3, 129638748), (4, 97229061), (6, 64819374), (9, 43212916), (12, 32409687), (18, 21606458), (19, 20469276), (36, 10803229), (38, 10234638), (57, 6823092), (76, 5117319), (114, 3411546), (171, 2274364), (228, 1705773), (342, 1137182), (541, 718884), (684, 568591), (1051, 370044), (1082, 359442), (1623, 239628), (2102, 185022), (2164, 179721), (3153, 123348), (3246, 119814), (4204, 92511), (4869, 79876), (6306, 61674), (6492, 59907), (9459, 41116), (9738, 39938), (10279, 37836), (12612, 30837), (18918, 20558), (19476, 19969)]