138634884

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 360726912

約数和(自身を除く): 222092028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 73, 142, 146, 213, 219, 284, 292, 426, 438, 639, 657, 743, 852, 876, 1278, 1314, 1486, 2229, 2556, 2628, 2972, 4458, 5183, 6687, 8916, 10366, 13374, 15549, 20732, 26748, 31098, 46647, 52753, 54239, 62196, 93294, 105506, 108478, 158259, 162717, 186588, 211012, 216956, 316518, 325434, 474777, 488151, 633036, 650868, 949554, 976302, 1899108, 1952604, 3850969, 7701938, 11552907, 15403876, 23105814, 34658721, 46211628, 69317442, 138634884]

約数ペア:

[(1, 138634884), (2, 69317442), (3, 46211628), (4, 34658721), (6, 23105814), (9, 15403876), (12, 11552907), (18, 7701938), (36, 3850969), (71, 1952604), (73, 1899108), (142, 976302), (146, 949554), (213, 650868), (219, 633036), (284, 488151), (292, 474777), (426, 325434), (438, 316518), (639, 216956), (657, 211012), (743, 186588), (852, 162717), (876, 158259), (1278, 108478), (1314, 105506), (1486, 93294), (2229, 62196), (2556, 54239), (2628, 52753), (2972, 46647), (4458, 31098), (5183, 26748), (6687, 20732), (8916, 15549), (10366, 13374)]