28714842

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 72

約数和(自身を含む): 69616092

約数和(自身を除く): 40901250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 73, 78, 82, 117, 123, 146, 219, 234, 246, 369, 438, 533, 657, 738, 949, 1066, 1314, 1599, 1681, 1898, 2847, 2993, 3198, 3362, 4797, 5043, 5694, 5986, 8541, 8979, 9594, 10086, 15129, 17082, 17958, 21853, 26937, 30258, 38909, 43706, 53874, 65559, 77818, 116727, 122713, 131118, 196677, 233454, 245426, 350181, 368139, 393354, 700362, 736278, 1104417, 1595269, 2208834, 3190538, 4785807, 9571614, 14357421, 28714842]

約数ペア:

[(1, 28714842), (2, 14357421), (3, 9571614), (6, 4785807), (9, 3190538), (13, 2208834), (18, 1595269), (26, 1104417), (39, 736278), (41, 700362), (73, 393354), (78, 368139), (82, 350181), (117, 245426), (123, 233454), (146, 196677), (219, 131118), (234, 122713), (246, 116727), (369, 77818), (438, 65559), (533, 53874), (657, 43706), (738, 38909), (949, 30258), (1066, 26937), (1314, 21853), (1599, 17958), (1681, 17082), (1898, 15129), (2847, 10086), (2993, 9594), (3198, 8979), (3362, 8541), (4797, 5986), (5043, 5694)]