139234508

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1667}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 295169280

約数和(自身を除く): 155934772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 532, 628, 1099, 1667, 2198, 2983, 3334, 4396, 5966, 6668, 11669, 11932, 20881, 23338, 31673, 41762, 46676, 63346, 83524, 126692, 221711, 261719, 443422, 523438, 886844, 1046876, 1832033, 3664066, 4972661, 7328132, 9945322, 19890644, 34808627, 69617254, 139234508]

約数ペア:

[(1, 139234508), (2, 69617254), (4, 34808627), (7, 19890644), (14, 9945322), (19, 7328132), (28, 4972661), (38, 3664066), (76, 1832033), (133, 1046876), (157, 886844), (266, 523438), (314, 443422), (532, 261719), (628, 221711), (1099, 126692), (1667, 83524), (2198, 63346), (2983, 46676), (3334, 41762), (4396, 31673), (5966, 23338), (6668, 20881), (11669, 11932)]