251468295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{9413}}^1$

素因数の和:9571

約数の個数: 32

約数和(自身を含む): 436508352

約数和(自身を除く): 185040057

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 1781, 2055, 5343, 8905, 9413, 26715, 28239, 47065, 122369, 141195, 367107, 611845, 1289581, 1835535, 3868743, 6447905, 16764553, 19343715, 50293659, 83822765, 251468295]

約数ペア:

[(1, 251468295), (3, 83822765), (5, 50293659), (13, 19343715), (15, 16764553), (39, 6447905), (65, 3868743), (137, 1835535), (195, 1289581), (411, 611845), (685, 367107), (1781, 141195), (2055, 122369), (5343, 47065), (8905, 28239), (9413, 26715)]