20091320109

素因数分解:

$3^4\times 7^2\times {\mathrm{113}}^1\times {\mathrm{44797}}^1$

素因数の和:44936

約数の個数: 60

約数和(自身を含む): 35222785884

約数和(自身を除く): 15131465775

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 113, 147, 189, 339, 441, 567, 791, 1017, 1323, 2373, 3051, 3969, 5537, 7119, 9153, 16611, 21357, 44797, 49833, 64071, 134391, 149499, 313579, 403173, 448497, 940737, 1209519, 2195053, 2822211, 3628557, 5062061, 6585159, 8466633, 15186183, 19755477, 25399899, 35434427, 45558549, 59266431, 106303281, 136675647, 177799293, 248040989, 318909843, 410026941, 744122967, 956729529, 2232368901, 2870188587, 6697106703, 20091320109]

約数ペア:

[(1, 20091320109), (3, 6697106703), (7, 2870188587), (9, 2232368901), (21, 956729529), (27, 744122967), (49, 410026941), (63, 318909843), (81, 248040989), (113, 177799293), (147, 136675647), (189, 106303281), (339, 59266431), (441, 45558549), (567, 35434427), (791, 25399899), (1017, 19755477), (1323, 15186183), (2373, 8466633), (3051, 6585159), (3969, 5062061), (5537, 3628557), (7119, 2822211), (9153, 2195053), (16611, 1209519), (21357, 940737), (44797, 448497), (49833, 403173), (64071, 313579), (134391, 149499)]