172811457

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{16231}}^1$

素因数の和:16270

約数の個数: 36

約数和(自身を含む): 308927424

約数和(自身を除く): 136115967

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 10647, 16231, 48693, 113617, 146079, 211003, 340851, 633009, 1022553, 1477021, 1899027, 2743039, 4431063, 8229117, 13293189, 19201273, 24687351, 57603819, 172811457]

約数ペア:

[(1, 172811457), (3, 57603819), (7, 24687351), (9, 19201273), (13, 13293189), (21, 8229117), (39, 4431063), (63, 2743039), (91, 1899027), (117, 1477021), (169, 1022553), (273, 633009), (507, 340851), (819, 211003), (1183, 146079), (1521, 113617), (3549, 48693), (10647, 16231)]