139770057

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 228805632

約数和(自身を除く): 89035575

約数列:

[1, 3, 7, 21, 23, 47, 69, 131, 141, 161, 329, 393, 483, 917, 987, 1081, 2209, 2751, 3013, 3243, 6157, 6627, 7567, 9039, 15463, 18471, 21091, 22701, 43099, 46389, 50807, 63273, 129297, 141611, 152421, 289379, 355649, 424833, 868137, 991277, 1066947, 2025653, 2973831, 6076959, 6655717, 19967151, 46590019, 139770057]

約数ペア:

[(1, 139770057), (3, 46590019), (7, 19967151), (21, 6655717), (23, 6076959), (47, 2973831), (69, 2025653), (131, 1066947), (141, 991277), (161, 868137), (329, 424833), (393, 355649), (483, 289379), (917, 152421), (987, 141611), (1081, 129297), (2209, 63273), (2751, 50807), (3013, 46389), (3243, 43099), (6157, 22701), (6627, 21091), (7567, 18471), (9039, 15463)]