83440809

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 130890240

約数和(自身を除く): 47449431

約数列:

[1, 3, 9, 31, 37, 59, 93, 111, 137, 177, 279, 333, 411, 531, 1147, 1233, 1829, 2183, 3441, 4247, 5069, 5487, 6549, 8083, 10323, 12741, 15207, 16461, 19647, 24249, 38223, 45621, 67673, 72747, 157139, 203019, 250573, 299071, 471417, 609057, 751719, 897213, 1414251, 2255157, 2691639, 9271201, 27813603, 83440809]

約数ペア:

[(1, 83440809), (3, 27813603), (9, 9271201), (31, 2691639), (37, 2255157), (59, 1414251), (93, 897213), (111, 751719), (137, 609057), (177, 471417), (279, 299071), (333, 250573), (411, 203019), (531, 157139), (1147, 72747), (1233, 67673), (1829, 45621), (2183, 38223), (3441, 24249), (4247, 19647), (5069, 16461), (5487, 15207), (6549, 12741), (8083, 10323)]