208673655

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1\times {\mathrm{853}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 342365184

約数和(自身を除く): 133691529

約数列:

[1, 3, 5, 15, 47, 141, 235, 347, 705, 853, 1041, 1735, 2559, 4265, 5205, 12795, 16309, 40091, 48927, 81545, 120273, 200455, 244635, 295991, 601365, 887973, 1479955, 4439865, 13911577, 41734731, 69557885, 208673655]

約数ペア:

[(1, 208673655), (3, 69557885), (5, 41734731), (15, 13911577), (47, 4439865), (141, 1479955), (235, 887973), (347, 601365), (705, 295991), (853, 244635), (1041, 200455), (1735, 120273), (2559, 81545), (4265, 48927), (5205, 40091), (12795, 16309)]