201754355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 274323456

約数和(自身を除く): 72569101

約数列:

[1, 5, 11, 31, 55, 155, 241, 341, 491, 1205, 1705, 2455, 2651, 5401, 7471, 13255, 15221, 27005, 37355, 76105, 82181, 118331, 167431, 410905, 591655, 837155, 1301641, 3668261, 6508205, 18341305, 40350871, 201754355]

約数ペア:

[(1, 201754355), (5, 40350871), (11, 18341305), (31, 6508205), (55, 3668261), (155, 1301641), (241, 837155), (341, 591655), (491, 410905), (1205, 167431), (1705, 118331), (2455, 82181), (2651, 76105), (5401, 37355), (7471, 27005), (13255, 15221)]