199951518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1493}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 460821312

約数和(自身を除く): 260869794

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 101, 102, 202, 221, 303, 442, 606, 663, 1313, 1326, 1493, 1717, 2626, 2986, 3434, 3939, 4479, 5151, 7878, 8958, 10302, 19409, 22321, 25381, 38818, 44642, 50762, 58227, 66963, 76143, 116454, 133926, 150793, 152286, 301586, 329953, 452379, 659906, 904758, 989859, 1960309, 1979718, 2563481, 3920618, 5126962, 5880927, 7690443, 11761854, 15380886, 33325253, 66650506, 99975759, 199951518]

約数ペア:

[(1, 199951518), (2, 99975759), (3, 66650506), (6, 33325253), (13, 15380886), (17, 11761854), (26, 7690443), (34, 5880927), (39, 5126962), (51, 3920618), (78, 2563481), (101, 1979718), (102, 1960309), (202, 989859), (221, 904758), (303, 659906), (442, 452379), (606, 329953), (663, 301586), (1313, 152286), (1326, 150793), (1493, 133926), (1717, 116454), (2626, 76143), (2986, 66963), (3434, 58227), (3939, 50762), (4479, 44642), (5151, 38818), (7878, 25381), (8958, 22321), (10302, 19409)]