201770289

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{14759}}^1$

素因数の和:14810

約数の個数: 36

約数和(自身を含む): 349989120

約数和(自身を除く): 148218831

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 13671, 14759, 44277, 103313, 132831, 309939, 457529, 723191, 929817, 1372587, 2169573, 3202703, 4117761, 6508719, 9608109, 22418921, 28824327, 67256763, 201770289]

約数ペア:

[(1, 201770289), (3, 67256763), (7, 28824327), (9, 22418921), (21, 9608109), (31, 6508719), (49, 4117761), (63, 3202703), (93, 2169573), (147, 1372587), (217, 929817), (279, 723191), (441, 457529), (651, 309939), (1519, 132831), (1953, 103313), (4557, 44277), (13671, 14759)]