181997704

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 398361600

約数和(自身を除く): 216363896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 139, 206, 227, 278, 412, 454, 556, 721, 824, 908, 973, 1112, 1442, 1589, 1816, 1946, 2884, 3178, 3892, 5768, 6356, 7784, 12712, 14317, 23381, 28634, 31553, 46762, 57268, 63106, 93524, 100219, 114536, 126212, 163667, 187048, 200438, 220871, 252424, 327334, 400876, 441742, 654668, 801752, 883484, 1309336, 1766968, 3249959, 6499918, 12999836, 22749713, 25999672, 45499426, 90998852, 181997704]

約数ペア:

[(1, 181997704), (2, 90998852), (4, 45499426), (7, 25999672), (8, 22749713), (14, 12999836), (28, 6499918), (56, 3249959), (103, 1766968), (139, 1309336), (206, 883484), (227, 801752), (278, 654668), (412, 441742), (454, 400876), (556, 327334), (721, 252424), (824, 220871), (908, 200438), (973, 187048), (1112, 163667), (1442, 126212), (1589, 114536), (1816, 100219), (1946, 93524), (2884, 63106), (3178, 57268), (3892, 46762), (5768, 31553), (6356, 28634), (7784, 23381), (12712, 14317)]