201789003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1301}}^1$

素因数の和:1455

約数の個数: 32

約数和(自身を含む): 300105792

約数和(自身を除く): 98316789

約数列:

[1, 3, 13, 39, 41, 97, 123, 291, 533, 1261, 1301, 1599, 3783, 3903, 3977, 11931, 16913, 50739, 51701, 53341, 126197, 155103, 160023, 378591, 693433, 1640561, 2080299, 4921683, 5174077, 15522231, 67263001, 201789003]

約数ペア:

[(1, 201789003), (3, 67263001), (13, 15522231), (39, 5174077), (41, 4921683), (97, 2080299), (123, 1640561), (291, 693433), (533, 378591), (1261, 160023), (1301, 155103), (1599, 126197), (3783, 53341), (3903, 51701), (3977, 50739), (11931, 16913)]